Lots of examples in Archie Comics: Archie Andrews, Jughead Jones, Sabrina Spellman, Coach Clayton, Dilton Doiley, Moose Mason (full name plus nickname Marmaduke Merton Matowski "Moose" Mason), Waldo Weatherbee, Trula Twyst, Evelyn Evernever, and a few others. Some are nicknames or titles,note for example, Jughead's full name is actually Forsythe Pendleton Jones III but it still fits.
Captain Gravity: The main character of the comic book is Joshua Jones.
Dolltopia has Soccer Scotty, Kitty's old housemate from before she left her old life as a toy behind.
In Druid City, the leader character and one the central villains are named Hunter Hastings and Scott Silo, respectively.
El Marvo: The real name of one of El Marvo's allies, Go Get 'Em Girl, is Madeline Moonshine.
Hybrid Force: A number of members of Testify have this naming theme. Examples include...
Lizard Lady.
Komodo Khan.
Silver Spider.
Corporal Chameleon.
Minor Invincible character Damien Darkblood, Demon Detective. In his latest appearance he remarked that he hates it when people say the "demon detective" part — evidently it just sounds silly to him.
When Josie and the Pussycats was named "She's Josie!", Josie's name was "Josie Jones". Nowadays she is named "Josie McCoy".
Jupiter Jet: The hero's civilian name is Jacqueline "Jacky" Johnson.
Many characters in German comic strip Nick Knatterton. (Barbara Beerbottle, Felix Finster...)
Peyo's superhero character Benoit Brisefer, also named Steven Strong and Benny Breakiron.
Antonio "Tony Twist" Twistelli, a mob enforcer from Spawn
Todd MacFarlane admitted he named the character after real-life NHL player Tony Twist. Unfortunately, the real Twist wasn't amused, and he sued MacFarlane... and won.
Strontium Dog had "Middenface" McNulty (His given name is Archibald, but the only one who calls him that is his gran). For added bonus, his code name as a resistance fighter was "The Tartan Terror".
Alan Moore's Supreme, which is a blatant and affectionate Pastiche of Silver AgeSuperman, gives all the analogues of the "LL" characters of Superman "DD" names. In particular the Lex Luthor Captain Ersatz is Darius Dax and the Lois Lane one is Diana Dane.
Judge Dredd ("Dredd" = "Jredd"), or to give his full name, Judge Joseph Dredd.
WILQ – Superbohater has the SS Sisters, a duo of female villains who turned from being typical Neo-nazis into ecofascists.
Radioactive Man is naturally rife with this: Claude Kane, Gloria Grand, Rod Runtledge, Gretchen Grille, Miles Mando, Lure Lass, Larceny Lass, and so on.