2000-2009 | 2010-2019 | 2020-present
Wrestlers
- Abyss
- Brooke Adams. Debuted in 2006.
- Mike Adamle. Debuted in 2008.
- Akebono. Debuted in 2005.
- Aksana. Debuted in WWE's developmental promotion FCW in 2009.
- Nick Aldis. Debuted in 2003.
- Bill Alfonso
- Mustafa Ali: Debuted in 2003.
- Andrade "Cien" Almas: Debuted in 2003.
- Karl Anderson. Debuted in 2002.
- Ken Anderson. Debuted in 1999, worked as a jobber in WWE until being officially signed in 2005.
- Kurt Angle: Peaked in 2000 after winning both the King of the Ring and the WWE Championship. Became a WWE Grand Slam Champion in 2002. In early 2006, he became the first man to win both World Championships in the WWE during the Brand Extension. Left WWE for TNA later that year.
- Austin Aries. Debuted in 2000.
- David Arquette: Won the WCW Championship in 2000, causing massive controversy among the wrestling community.
- Lioness Asuka: Retired in 2005
- "Stone Cold" Steve Austin. Retired in 2003. Inducted to the WWE Hall of Fame at the very end of the decade.
- Mike Awesome
- Curtis Axel. Debuted under his real name Joe Hennig in 2007.
- Buff Bagwell
- Stu Bennett. Debuted in 2004.
- Batista. Debuted in 1997, made his WWE debut in 2002. Peaked in 2005.
- Bayley. Debuted in 2008.
- Shelton Benjamin. Debuted in 2000.
- Mike Bennett. Debuted in 2002.
- Chris Benoit: Peaked after winning the WWE World Heavyweight title in 2004. Died very controversially in 2007.
- Big Show
- Bam Bam Bigelow: Passed away on April 2007.
- Aleister Black: Started wrestling as Tommy End in 2002.
- Black Rose: Debuted in 2003.
- Steve Blackman
- Matt Bloom/Albert/A-Train/Giant Bernard
- The Blue Meanie
- Sinn Bodhi/Kizarny. Debuted in 2000.
- The Boogeyman. Debuted in 2004.
- Booker T/King Booker: 2006 saw him both win the King of the Ring and the World Heavyweight Championship, making him a WWE Grand Slam Champion.
- Evan Bourne/Matt Sydal. Debuted in 2000.
- Tom Brandi/Johnny Gunn/Salvatore Sincere
- D'Lo Brown.
- Mike Bucci/Nova/Simon Dean
- Elijah Burke: Debuted in 2003. First appeared in WWE's ECW brand in 2006 and stayed with the company until 2008. Joined TNA in 2009 and stayed with the company for much of the next decade.
- Colt Cabana/Scotty Goldman.
- Sami Callihan. Debuted in 2006.
- Don "The Jackyl"/"Cyrus" Callis.
- Chris Candido: Died in 2005.
- Matt Cardona. Debuted in 2004. First appeared on WWE TV in 2007.
- Drew Carey: Participated in the 2001 Royal Rumble.
- Orange Cassidy: Debuted in 2004.
- Carlito Colón
- Stacy "Miss Kitty"/"The Kat" Carter. Retired in 2001.
- Claudio Castagnoli. Debuted in 2000.
- Dalton Castle/Ashley Remington. Debuted in 2008.
- John Cena. Debuted in 2001. Made his WWE debut in 2002. Peaked in 2005.
- Cheerleader Melissa/Raisha Saeed/Alissa Flash
- Christian (Cage)
- Chyna. Retired in 2001.
- Tommaso Ciampa. Debuted in January 2005.
- Bryan Clarke: Retired in 2003.
- Brodus Clay. Debuted as G-Rilla in 2006.
- Adam Cole. Debuted in 2007.
- Rico Constantino. Started in California in 1999, debuted on WWE TV in 2002.
- Rob Conway
- Jim Cornette
- Nikki Cross/Nikki Storm. Debuted in 2008.
- Shawn Daivari/Khosrow Daivari/Daivari/Sheik Abdul Bashir
- Bo Dallas. Debuted under his real name Taylor Rotunda in 2008.
- Christopher Daniels/Curry Man.
- Bryan Danielson.
- Solo Darling. Debuted in 2009.
- Tenille Dashwood. Debuted as Tenille Taylain 2007.
- Dawn Marie. Debuted in WWE in 2002.
- Hugh Morrus/Bill DeMott. Stayed in WCW until the end, went on to WWE, became a trainer.
- Sara Del Rey. Debuted in 2001.
- Alberto Del Rio/Dos Caras Jr. Debuted as Dos Caras Jr. in 2000.
- Prince Devitt. Debuted in 2000.
- Dustin Diamond: Made his in-ring debut in 2000 and occassionally wrestled since.
- Ted DiBiase Jr.: Debuted in 2006.
- Nick Dinsmore/Eugene. Debuted in 1997, started the Eugene gimmick in 2004.
- Shane Douglas
- Tommy Dreamer
- Kara Drew. Debuted in 1999, arrived in WWE in 2007 as Cherry, retired after getting released in 2008.
- Spike Dudley. Arrived in WWE in 2001, left in 2005, in TNA and independents ever since.
- Edge: Won the 2001 King of the Ring, became the inaugural Money in the Bank winner in 2005, and ultimately peaked in 2006 by winning his first ever WWE Championship. Following the U.S. Championship being made part of the criteria in 2015 as a substitute for the now defunct European and Hardcore Championships, he retroactively became the seventh WWE Grand Slam Champion, and the third under its new format.
- Eddie Edwards: Debuted in 2002.
- Nelson Erazo/Homicide
- The Fabulous Moolah
- Fénix: Debuted in 2005.
- Bobby Fish: Debuted in 2002.
- Ric Flair: Became a WWE Triple Crown Champion in 2005, becoming one of the few wrestlers to win both the WWE and WCW versions of the honor. Retired in WWE in 2008 and was inducted to its Hall of Fame the same year.
- Mick Foley
- Alicia Fox. Debuted in 2006. Made her WWE TV debut in 2008.
- Francine. TNA, MLW and others.
- Jim "The Sandman" Fullington
- Mr. Fuji: Inducted into the WWE Hall of Fame in 2007.
- Justin Gabriel: Wrestled as Justin Angel during this time.
- Nick Gage: Spent most of the decade wrestling for CZW.
- Johnny Gargano: Debuted in 2005.
- Jackie Gayda. Debuted in 2002.
- Akira Hokuto Debuted in 1984, retired in 2002
- Glenn Gilbertti/Disco Inferno. WCW, TNA and others.
- Glacier: Wrestles in the indies.
- Goldberg. Retired in 2004 after a failed run in WWE, though he did became the first man to win both the WWE and WCW versions of the Big Gold Belt during said run. Returned to wrestling and in WWE in 2016.
- Goldust
- "Superstar" Billy Graham: Inducted into the WWE Hall of Fame in 2004.
- Eddie Graham: Inducted into the WWE Hall of Fame in 2008.
- The Great Khali: Debuted in 2000.
- Chavo Guerrero Jr.
- Eddie Guerrero: Peaked after winning the WWE (and Grand Slam) Championship in 2004. Died in 2005. Inducted to the WWE Hall of Fame in 2006.
- Vickie Guerrero. Debuted in 2005.
- Billy Gunn
- Jillian Hall
- Scott Hall
- Drew Hankinson/Festus/Luke Gallows. Debuted in 2005.
- Jeff Hardy: Became the youngest Intercontinental Champion at 23 years old in 2001. Peaked in 2008 after winning the WWE Championship, also making him a Grand Slam Champion.
- Matt Hardy
- Luke Harper/Brodie Lee. Debuted as Brodie Lee in 2002.
- Bret Hart. Retired in 2000. Inducted into the WWE Hall of Fame in 2006.
- Jimmy Hart: Inducted into the WWE Hall of Fame in 2005.
- Shinya Hashimoto. Started ZERO-ONE in 2000.
- Muhammad Hassan. Debuted in 2002, retired in 2005.
- Dasher Hatfield: Debuted in 2007 as Create-A-Wrestler, started the Dasher gimmick in 2009.
- Jimmy Havoc: Debuted in 2004.
- Daizee Haze. Debuted in 2002.
- David "Vampire Warrior"/"Gangrel" Heath
- Bobby Heenan: Inducted into the WWE Hall of Fame in 2004.
- Gregory Helms/Shane Helms/The Hurricane
- Christy Hemme. Debuted in 2004, retired right before the end of the decade in December 2009.
- Taeler Hendrix. Debuted in 2008.
- Curt Hennig: Died in 2002. Inducted into the WWE Hall of Fame in 2007.
- Mark Henry
- Chris Hero
- Paul Heyman
- Hulk Hogan: Inducted into the WWE Hall of Fame in 2005.
- Bob Holly
- Crash Holly: Died in 2003.
- Molly Holly. Debuted in the late 1990s, arrived in WWE in late 2000.
- Hornswoggle. Debuted in Wisconsin in 2004, made his WWE TV debut in 2006.
- Kota Ibushi. Debuted in 2004, started working with NJPW in 2009.
- The Iron Sheik: Inducted into the WWE Hall of Fame in 2005.
- Ivory
- Jimmy Jacobs
- Jacqueline
- Mickie James. Debuted in 1999, joined TNA in 2002 and joined WWE's main roster in 2005. Peaked in 2006.
- Joey Janela: Debuted in 2006.
- Jeff Jarrett. He was the founder of TNA.
- Chris Jericho. He was known as "Y2J", after all. Became a Grand Slam Champion in 2001 and won the Intercontinental Championship for a record-breaking nine times at the very end of the decade.
- Dwayne "The Rock" Johnson. Retired in 2004 to focus on his acting career. Returned to wrestling part-time in 2011.
- Hunter "Delirious" Johnston. Debuted in 2001.
- Junkyard Dog: Inducted into the WWE Hall of Fame in 2004.
- Kane: Made a record of eleven eliminations at the 2001 Royal Rumble that would not be broken until 2014. The same year also saw him crowned as Grand Slam Champion by defeating Triple H for the Intercontinental Championship. Unmasked in 2003.
- Maria Kanellis. Debuted in 2004.
- Kanyon. Retired in 2007, died in 2010.
- Allysin Kay. Debuted in 2008.
- Billie Kay/Jessie McKay. Debuted in 2007.
- Frankie Kazarian: Became the inaugural PWG Champion in 2003.
- Stacy Keibler: Retired in 2006
- Kelly Kelly. Debuted in 2006.
- Tyson Kidd
- Billy Kidman
- Gail Kim. Debuted in 2000.
- Eddie Kingston. Debuted in 2002.
- Kofi Kingston. Debuted in 2006. Made his WWE debut in 2008.
- LA Knight. Debuted in 2003.
- Kenta Kobayashi: Debuted in 2000.
- Satoshi Kojima
- Aja Kong
- Konnan. WCW, TNA, AAA
- Vladimir Kozlov. Debuted in 2005, made his WWE TV debut in 2006.
- Jessica "ODB" Kresa. Debuted in 2001.
- La Parka
- Big E. Langston. Debuted in 2009.
- Bobby Lashley. Debuted in WWE in 2005.
- Jerry Lawler. Inducted to the WWE Hall of Fame in 2007.
- John "Bradshaw" Layfield: Peaked at 2004 after winning the WWE title. Became a Grand Slam Champion in 2009 and retired the same year. He also first became a commentator around 2006-2008 while nursing his injury before returning to this field after his aforementioned retirement.
- Layla. Debuted in 2006.
- A.J. Lee. Debuted in 2007.
- Keith Lee. Debuted in 2005.
- Candice LeRae. Debuted in 2002.
- Brock Lesnar. Debuted in 2000. Made his WWE debut in 2002 and won both the King of the Ring and WWE title a few months later, becoming the youngest WWE Champion to date.
- Jay Lethal. Debuted in 2001, joining Ring of Honor in 2003 and TNA 2005.
- Jushin Thunder Liger
- Lita: Retired in 2006, though she's made sporadic WWE appearances to this day (2020).
- Lodi. Stayed in WCW through the end, went off to the independents.
- Teddy Long
- Angelina Love. Debuted in 2000.
- Low Ki
- Becky Lynch. Debuted in 2002. Retired in 2006 until returning to wrestling as a manager in 2011.
- Jerry Lynn
- Brad Maddox: Debuted in 2008.
- Jinder Mahal. Debuted in 2004, arrived in WWE in 2010.
- Balls Mahoney
- Dean Malenko. Retired in 2001.
- Tony Mamaluke
- Mana The Polynesian Warrior. Debuted in 2000.
- Trevor "Richochet" Mann: Debuted in 2003.
- Santino Marella. Debuted in 2003.
- Little Guido Maritato
- Debra Marshall
- Sherri Martel: Inducted into the WWE Hall of Fame in 2006. Died in 2007.
- Mercedes Martinez. Debuted in 2000.
- Truth Martini: Debuted in 1998, arrived in Ring of Honor as a manager in 2009.
- Maryse. Debuted in 2006.
- Ashley Massaro. Debuted in 2005, retired in 2008.
- Drake Maverick/Rockstar Spud/Spud. Debuted as Spud in 2001.
- Michelle McCool. Debuted in 2004.
- Nigel McGuinness/Desmond Wolfe. Made his ROH debut in 2003 and his TNA debut in 2009.
- Drew McIntyre/Galloway. Debuted in 2002. Made his WWE debut in 2007.
- Shane McMahon
- Stephanie McMahon
- Vince McMahon
- Melina. Debuted in 2001, made her WWE TV debut in 2004.
- Rosa Mendes. Debuted in 2006, made her WWE TV debut in 2008.
- Marc Mero: Retired in 2006.
- Shawn Michaels: Returned to active competition in 2002.
- Candice Michelle. Debuted in 2004, retired in 2009.
- TAKA Michinoku
- Ernest "The Cat" Miller. Debuted in 1997, stayed with WCW until the end in 2001, had small runs in WWAS and WWE.
- Miss Elizabeth: Passed away on May 2003.
- James Mitchell
- The Miz. Debuted in 2003.
- Ember Moon/Athena. Debuted as Athena in 2007.
- Carlene "Jazz" Moore
- Shannon Moore
- Matt Morgan. Debuted in 2002.
- John Morrison. Debuted in 2003.
- Jon Moxley/Dean Ambrose. Debuted in 2004.
- MsChif. Debuted in 2001.
- Don Muraco: Inducted into the WWE Hall of Fame in 2004.
- Rey Mysterio Jr.: Joined WWE in 2002. Peaked in 2006 after winning the World Heavyweight Championship, and became a Triple Crown Champion after winning the Intercontinental Championship at the very end of the decade.
- Yuji Nagata
- Chigusa Nagayo: Retired in 2005.
- Tetsuya Naito. Debuted in 2005.
- Shinsuke Nakamura. Debuted in 2002.
- Kevin Nash
- Necro Butcher
- Natalya Neidhart. Debuted in 2000.
- New Jack
- Nidia. Debuted in 2001.
- Scott Norton
- Christopher Nowinski. Debuted in 2002.
- Kyle O'Reilly: Debuted in 2005.
- Kazuchika Okada. Debuted in 2004. Made his New Japan Pro-Wrestling debut in 2007.
- "Mean" Gene Okerlund. Went into semi-retirement following the downfall of WCW, though frequently appearing in documentaries and anniversary shows until shortly before his death in 2019. Inducted into the WWE Hall of Fame in 2006.
- Kenny Omega. Debuted in 2000.
- Tito Ortiz: Debuted in 2005, though mainly competed in TNA.
- Bob Orton Jr.. Inducted into the WWE Hall of Fame in 2005 as well as assisting his son Randy Orton in the WWE the same year.
- Randy Orton. Debuted in 2000. Made his WWE debut in 2002. Won his first World Championship in 2004 and became a Triple Crown Champion in 2006.
- Fred Ottman: Retired at the very beginning of the decade.
- David Otunga: Debuted on FCW in 2009. Became part of the first season of NXT.
- Kevin Owens: Debuted in 2000.
- PAC. Debuted in 2004.
- Adam Page: Debuted in 2009.
- Diamond Dallas Page. Wrestled for WWE from 2001-2002 and TNA for 2004-2005.
- Paige. Debuted in 2005.
- Pentagón Jr.: Debuted in 2007.
- Karlee Pérez/Maxine/Catrina. Debuted in 2009.
- Beth Phoenix. Debuted in 2001.
- Roddy Piper: Inducted into the WWE Hall of Fame in 2005.
- Mad Man Pondo
- Montel Vontavious Porter/MVP. Debuted in 2002, arrived in WWE in 2006.
- Bruce Prichard
- Prince Nana. Debuted as a manager in Ring of Honor in 2002.
- Freddie Prinze Jr.: Became a writer for WWE circa 2007-2009.
- Psicosis
- Daniel Puder. Debuted in 2004.
- CM Punk. Debuted in 1999, joined the main WWE roster in 2006. In 2008, he became WWE's fastest Triple Crown Champion to date by respectively winning the World Heavyweight, World Tag Team, and Intercontinental Championships in the span of six months.
- Mike Quackenbush
- Harley Race: Inducted into the WWE Hall of Fame in 2004.
- Raven
- Madison Rayne. Debuted in 2005.
- Reckless Youth. Debuted in 1995, helped create CHIKARA in 2002, retired in 2007.
- William Regal
- Cody Rhodes. Debuted in 2006.
- Dusty Rhodes: Inducted into the WWE Hall of Fame in 2007.
- Ryback: Debuted in 2004.
- Rhyno/Rhino
- Stevie Richards
- Scotty Riggs. Retired in 2009.
- Rikishi
- Road Dogg. Would spend a huge chunk of the decade in TNA as B.G. James, in the stables 3Live Kru and Voodoo Kin Mafia.
- Dennis Rodman: Retired in 2008.
- Seth Rollins/Tyler Black. Debuted in 2005.
- Bobby Roode. Debuted in 2004.
- Rosemary: Debuted in 2008.
- Jim Ross. Inducted to the WWE Hall of Fame in 2007.
- Peyton Royce: Debuted in 2009.
- Terri Runnels. Retired in 2004.
- Alexander Rusev. Debuted in 2008.
- Joey Ryan. Debuted in 2000.
- Ryback. Debuted in 2004.
- Sable: Returned briefly to the WWE from 2003-2004. She also served as her husband's valet in NJPW from 2006-2007.
- Zack Sabre Jr.. Debuted in 2004.
- Sabu
- Sumie Sakai
- Samoa Joe
- Damien Sandow/Aaron "Idol" Stevens. Debuted in 2001. First appeared on WWE TV in 2006, though didn't became Sandow until 2010.
- Tito Santana: Inducted into the WWE Hall of Fame in 2004.
- Bob Sapp
- Perry Saturn
- Randy Savage. Wrestled his final match in 2004 for TNA.
- Tony Schiavone: Retired from wrestling commentary in 2003.
- Marty Scurll: Debuted in 2005.
- Ken Shamrock. Went back and forth between wrestling and MMA.
- Shark Boy
- Sheamus. Debuted in 2002. Made his WWE debut in 2009.
- Katsuyori Shibata
- Hikaru Shida: Debuted in 2008.
- Go Shiozaki: Debuted in 2004.
- Io Shirai: Debuted in 2007.
- Silver King
- Elix Skipper: Retired in 2009.
- Heath Slater. Debuted in 2004, arrived in WWE in 2010.
- Sgt. Slaughter: Inducted into the WWE Hall of Fame in 2004.
- Norman Smiley
- Al Snow
- Tamina Snuka. Debuted in 2009.
- Gordon Solie: Inducted into the WWE Hall of Fame in 2008.
- Richie Steamboat. Debuted in 2008.
- Ricky Steamboat: Inducted into the WWE Hall of Fame at the very end of the decade.
- Scott Steiner
- Kia Stevens/Awesome Kong/Amazing Kong. Debuted in 2002.
- Sting
- Sarah Stock
- Devon Storm/Crowbar
- James Storm
- Lance Storm
- Toni Storm: Debuted in 2009.
- Trish Stratus. Debuted in 2000, retired in 2006.
- Roderick Strong. Debuted in 2000.
- Big John Studd: Inducted into the WWE Hall of Fame in 2004.
- AJ Styles: Became the first ever TNA Grand Slam Champion in 2009.
- Takuya Sugi. Debuted in 2004.
- Super Crazy
- Jack Swagger. Debuted in 2006. Made his WWE debut in 2008.
- Larry Sweeney. Had his first match in 2000, debuted in CHIKARA in 2004.
- Yoshihiro Tajiri
- Shingo Takagi
- Masato Tanaka
- Yoshi Tatsu. Debuted in 2002, arrived in WWE in 2009.
- Matt Taven. Debuted in 2008.
- Chuck Taylor. Debuted in 2002, arrived in CHIKARA in 2006.
- Tazz. Arrived in WWE in January 2000.
- Hiroyoshi Tenzan
- Sylvester Terkay
- Taryn Terrell. Debuted in 2007.
- Test: Died in 2009
- Survival Tobita
- Eve Torres. Debuted in 2007.
- Triple H: Became a WWE Grand Slam Champion in 2001. In 2002, he both won the Royal Rumble and became the inaugural WWE World Heavyweight Champion.
- Último Dragón
- UltraMantis Black. Debuted in 2002.
- Umaga. Debuted in the 1990s, made his WWE TV debut in 2002. Died in December 2009.
- The Undertaker
- Daffney Unger
- Kanako Urai: Debuted in 2004.
- Rob Van Dam: Won the WWE Championship in 2006, thus becoming a WWE Grand Slam Champion.
- Lisa Marie "Victoria"/"Tara" Varon. Debuted in June 2000.
- Ivelisse Vélez. Debuted in 2002.
- Velvet Sky. Debuted in 2003.
- Val Venis
- Jesse Ventura: Inducted into the WWE Hall of Fame in 2004.
- Nikolai Volkoff: Inducted into the WWE Hall of Fame in 2005.
- Christina Von Eerie. Debuted in 2006.
- Walter: Debuted in 2005.
- Sean Waltman/The 1-2-3 Kid/Syxx/X-Pac
- Kimona Wanalaya/Leia Meow. Retired in 2001.
- Jimmy Wang Yang/Akio/Yang
- Koko B. Ware: Inducted into the WWE Hall of Fame at the very end of the decade.
- Katarina Leigh "Katie Lea"/"Winter" Waters. Debuted in February 2000.
- Amy Weber. Diva Search contestant in the 2004 season, and JBL's 'Image Consultant' on Smackdown from then until 2005.
- Mikey Whipwreck.
- Taylor Wilde. Debuted in 2003.
- "Dr. Death" Steve Williams. Worked in AJPW, briefly in WWE, and in several indies throughout the decade. Died in 2009.
- Torrie Wilson. Retired in 2008.
- Xavier Woods. Debuted in 2005.
- Alex Wright: Stayed with WCW to the end in 2001 and returned to Germany and retired.
- Charles Wright. Retired in 2002, but returned to the ring for sporadic appearances from 2007 on.
- Bray Wyatt: Debuted as Duke Rotundo in 2009.
- Toru Yano: Debuted in 2002.
- Eric Young
- Mae Young: Inducted into the WWE Hall of Fame in 2008.
- Su Yung: Debuted in 2007.
- Sami Zayn/El Generico: Debuted in 2002.
- Dolph Ziggler: Debuted in 2004.
Tag Teams and Stables
- The APA. Ceased in 2004, sporadic appearances afterwards.
- Bella Twins. Debuted in 2008. Brie was the first to debut followed by Nikki several weeks later.
- The Beautiful People. Formed in 2007.
- The Blackjacks: Inducted into the WWE Hall of Fame in 2006.
- The Briscoe Brothers: Debuted in 2000.
- Die Bruderschaft des Kreuzes: Formed November 22, 2009
- Cade and Murdoch: Debuted in 2005.
- Caged Heat. Debuted in 2000.
- CHAOS: Debuted in 2009.
- Deuce 'n Domino: Formed in 2006, debuted on SmackDown in 2007, broke up in 2008.
- The Dudley Boys
- D-Generation X: Ceased as a team in 2000. Reunited as a Tag Team (of Shawn Michaels and Triple H) in 2006 up until Michaels' retirement at the beginning of the next decade.
- Evolution: Team formed in 2003 and lasted until 2005.
- Guerrillas of Destiny: Debuted both as singles wrestlers and as a team in 2008.
- Jadō & Gedō
- The Kings of Wrestling. Formed in 2005, broke up in 2011.
- LayCool: Formed in 2009.
- London and Kendrick. Team formed in 2003.
- Motor City Machine Guns: Formed in 2006.
- The New Age Outlaws
- New World Order: Reunited briefly on two separate occasions; first in 2000 under Bret Hart's leadership, second in 2002 by the three founding members during early 2002.
- The Public Enemy (Tag Team): Team ended when Flyboy Rocco Rock died in 2002.
- La Résistance (Tag Team): Debuted in 2003, broke up in 2005.
- Right to Censor: Debuted in 2000, broke up in 2001.
- Santana and Ortiz: Santana debuted in 2007, while Ortiz debuted in 2008.
- The Super Smash Brothers: Debuted in 2006, arrived in CHIKARA in 2007.
- The Usos. Debuted in 2007.
- The World's Greatest Tag Team (Shelton in 2000. Haas in 1996. The team in 2002.)
- Von Erich Family: All but Kevin were inducted into the WWE Hall of Fame at the very end of the decade.
- The Young Bucks: Debuted in 2004.
Promotions
- CHIKARA. Debuted in 2002, folded in 2020.
- Dramatic Dream Team: Changed its name to DDT Pro-Wrestling in 2004.
- Fighting Opera HUSTLE. Debuted in 2004, folded in 2009.
- Impact Wrestling. Debuted in 2002 as Total Nonstop Action (TNA) Wrestling.
- MLW. Debuted in 2002, folded in 2004. The promotion would be revived in 2017.
- Pro Wrestling Guerilla. Debuted in 2003.
- Pro Wrestling NOAH. Debuted in 2000.
- Ring of Honor. Debuted in 2002. Folded in 2021, sold to AEW co-founder/booker/CEO Tony Khan in 2022 and relaunched as an AEW sub-promotion in March 2023.
- SHIMMER. Debuted in 2005.
- WOW Women of Wrestling. Debuted in 2000.
- WSU. Debuted in 2006 as Wrestling Superstars Uncensored.
- Wrestling Society X. Debuted in 2007, folded later that year.
Events
- Armageddon (WWE). Replaced by Vengeance in 2001. Returned in 2002. Ceased after 2008.
- Attitude Era: Ended in 2001. Whether it happened at WrestleMania X-Seven or Survivor Series is up for debate.
- Backlash: Ceased after 2009. Returned in 2016.
- Bad Blood: Returned in 2003. Ceased after 2004.
- Cyber Sunday: Debuted as Taboo Tuesday in 2004. Renamed into Cyber Sunday in 2006. Ceased after 2008.
- December To Dismember: Debuted (And was canelled) in 2006. Often regarded as the worst PPV of all time.
- The Great American Bash: Last held as a WCW PPV in 2000. Revived as a WWE PPV in 2004. Ceased after 2009 and is replaced by Fatal 4 Way.
- Hell in a Cell: Debuted as a PPV in 2009.
- The InVasion Angle: WWE's Story Arc for much of 2001.
- Judgment Day. Ceased after 2009.
- King of the Ring: Ceased after 2002. Returned sporadically four times since, specifically 2006, 2008, 2010 and 2015.
- New Year's Revolution: Debuted in 2005. Ceased after 2007.
- No Mercy: Ceased after 2008. Returned in 2016.
- No Way Out: Ceased after 2009. Returned in for a single time (so far) in 2012.
- Royal Rumble: Stone Cold sets the record for most wins after winning his third Rumble in the 2001 event. In the same year, Kane made the most eliminations in a single rumble, a record that will not be broken until 2014. In 2007, Undertaker became the first winner who entered the Rumble last (#30).
- Ruthless Aggression Era: Circa 2002-2008.
- SummerSlam: Brock Lesnar became the youngest WWE Champion in 2002, while Randy Orton became the youngest World Heavyweight Champion in 2004.
- Survivor Series. The Elimination Chamber match debuted in the 2002 event.
- Unforgiven. Ceased after 2008.
- Vengeance: Debuted in 2001. Ceased after 2007. Returned in for a single time in 2011.
- WrestleMania: The Money in the Bank concept was introduced in the 2005 event.
- WWE Diva Search. Debuted in 2003. Ceased in 2007, though an un-aired one was held in 2013.
- WWE Hall of Fame: Relaunched in 2004 and continued since.
- WWE PG Era: Began in 2008.
- WWE Superstars: Debuted in 2009.
Miscellaneous
- Big Gold Belt. The original Big Gold Belt would be retired in early 2001 and replaced with an all-gold cast replicaand. Following the acquisition of WCW in 2001, the WCW World Championship was unified with the WWF Championship into the Undisputed WWE Championship. However, the design was reused for WWE's World Heavyweight championship, with a WWE logo eventually added for trademark purposes.
- Elimination Chamber: The match debuted in the main event of Survivor Series 2002.
- Grand Slam Champion: AJ Styles became the first wrestler in TNA to get this feat. For the WWF/E, most of its Grand Slam Champions were crowned in this decade.List
- Money in the Bank: The concept was introduced in 2005 during WrestleMania 21 and has been a staple of the event until 2010.
- Triple Crown Champion: Several more wrestlers have achieved this feat, and in different promotions at that.