The appropriately titled episode, "Lupin's Big Saiyuuki" of the Lupin III (Red Jacket) TV series, where the Lupin gang are cast as the characters from the tale. It's likely a Homage to Monkey, which debuted shortly before the Lupin version came about. To be specific: Fujiko is Sanzo (carrying forward the gender-bending casting gag), Jigen is Hakkai, Goemon is Gojo, and Lupin is, of course, Son Goku.
The short story "Sir Harold and the Monkey King", from the Harold Shea series of fantasy short stories
One of the productions of the Imperial Theater Troupe in Sakura Wars.
The title character of Paprika manifests at one point wearing Sun Wukong's trademark outfit.
GoGo Sentai Boukenger, where Wukong's size-changing staff was one of the treasures sought by hero and villain.
The theme to the above-mentioned Monkey series was included as a bonus stage in the second Ouendan game.
The Bladedancer stories of the Whateley Universe, especially the first one, in which Chou's journey to Whateley Academy is closely based on Xuanzang's journey. Sun Wukong has in fact been established as a recurring supporting character, and he's still good at stealing the show each time he pops up.
The time travelers in Dinosaur King spend several episodes visiting with Sanzo Hoshi, aka Tripitaka.
In Big Bird Goes to China, Sun Wukong in full theater glory gives Big Bird the clues to find the Phoenix i.e. Feng Huang.
A Villain of the Week in the InuYasha anime's 6th season is a boar demon who claims to be a descendent of Zhu Bajie, while he hauls around a goofy looking kappa and monkey that he insists are, likewise, descendents of Sha Wujing and Son Wukong respectively.
Also, Inu Yasha has an enchanted necklace around his neck which lets Kagome force him to the ground by yelling "Sit, boy!", an obvious reference to Son Wukong's headache-inducing headband.
At the end of Lucifer, Yahweh tells the title character a story about the Monkey King (drawn as a literal monkey in golden armor, able to leap from one end of the universe to the other in a single bound) and the Buddha.
A Sci-Fi Channel Original Movie where bad special effects and worse writing conspire to force a scholar who has devoted his life to the story to go through a shallow ripoff of its plot after an argument with his wife about it.
An episode of Mighty Max invovled him teaming up with four "washed up" literary/legendary figures from around the world; one of them was Sun Wukong, who had given up life as the Monkey King to laze about at a zoo.
In Yoroiden Samurai Troopers aka Ronin Warriors, Shu Lei Faun/Kento of the Hardrock (Diamond) is a clear homage of Sun Wukong from his Chinese origin (in the original version), gold headband, element, headband, staff, antics and comparisons (in both versions) to being a monkey.
The Handsome Monkey King is one of the gods included in the Celestial Bureaucracy in Scion, and is available as a player character's divine parent.
Dirty Pair TV episode 4 briefly showed a pro wrestling match with one wrestler in a Sun Wukong costume (including the circlet and staff).
In Dragon Cauldron, and the other books in the same series, Monkey makes an appearance as a main character, constantly referencing the events that led to his imprisonment under a mountain.
The Chimchar line in Pokémon is at least partially based on Sun Wukong, especially the gold armor on Infernape. The Tepig line is also based on Zhu Bajie.
Occasionally referenced in Asura's Wrath, where the main character, just like Son Goku, is sealed underneath a mountain for 500 years, and Augus's extendable blade is basically this to Son Goku's extendable staff.
Post-Journey Wukong (going by the Japanese pronunciation of Son Gokuu) is an antagonist in Warriors Orochi, implied to have gotten bored with the sacred realm and now running around causing trouble. Sanzang chases after him to try to get him back. (When Sanzang is recruited into the party, an allusion to the original journey is made, with Hideyoshi -> Gokuu, Goemon -> Hakkai and Ling Tong -> Gojo.) Oh by the way, Sanzang is a girl here.
In Bookworm Adventures, Volume 2, the vast majority of enemies in The Monkey King are inspired by Journey.
A Chinese crime lord in the Marvel Universe who'd taken the name of the Monkey King ventured into Sun Wukong's 'tomb' to claim the treasure Wukong had been buried with. There, he encountered the spirit of the real Monkey King, who gave him a test to see if he was worthy of his powers - break out of the hellish realm of the Eighth City. He succeeded, becoming Wukong's avatar, and inheriting his staff and powers, which he put to use fighting crime - having been to Hell, he really didn't want to go back.
Sun Wukong appears in Scooby-Doo! Mystery Incorporated, revealed to be one of many sentient animals (Scooby included) that are members/descendents of a race of inter-dimensional beings who visited Earth and took the form of animals to assist mankind.
The Twin Demon Owls Lechku and Nechku from Ōkami are based on the gold and silver bros.