Near the end of Aquaman (Rebirth), Aquaman returned to his 90s look with long hair and a beard to match his DCEU actor Jason Momoa, eventually including his movie counterpart's tattoos.
Batman Incorporated featured a trio of female assassins who looked exactly like Rihanna, Katy Perry, and Lady Gaga. For bonus points, the headmistress of the Leviathan-run school featured in the story looked like Madonna.
Bob Kane initially modeled the look of Batman foe The Riddler on song-and-dance-man Fred Astaire. The influence has persisted in some subsequent versions, sometimes mixed with Frank Gorshin.
After the success of The Dark Knight Trilogy, there was at least one issue of a Batman comic (this one) in which Bruce Wayne bore an unmistakable resemblance to Christian Bale, and the Joker got plastic surgery to look like Heath Ledger. The Batman manga Child of Dreams has Bruce Wayne with an uncanny resemblance to Bale. And the story was published around 2000, a few years before Batman Begins.
Hal Jordan and Sinestro have respectively been claimed to have been based on Paul Newman and David Niven. Abin Sur, Hal's predecessor who gave him his ring, was based on Yul Brynner.
The male Guardians of the Universe were initially based on David Ben-Gurion, the first prime minister of Israel.
Young Justice: When Doiby Dickles, Alan Scott's old side-kick, shows up as the consort of an alien queen the team interacts with he's modeled after Mickey Rooney.
Delirium is sometimes based on Tori Amos and sometimes on the writer Kathy Acker.
Her brother, Destruction, is sometimes unmistakably BRIAN BLESSED.
Dream was originally designed to look like Peter Murphy, but at other times is pretty clearly Robert Smith of The Cure, as well as being influenced by Neil Gaiman and Conrad Veidt.
Likewise, Death was inspired by the late Cinamon Hadley
Inverted with Captain Marvel Junior, as Elvis Presley modeled his signature hairdo and costumes after him. Later versions return the favor by making Freddy's face resemble that of The King.
Superman #355 (Jan. 1981) presented Dr. Asa Ezaak, a dead ringer for Isaac Asimov, sideburns and all, as an insane moon-powered evil writer. Those were happier times.
In the 2009-2010 miniseries Superman: Secret Origin, Superman/Clark Kent was drawn to resemble Christopher Reeve, which is not surprising, but Lois Lane is drawn to closely resemble Winona Ryder, who has yet to appear in a Superman-related production.
And to hammer the point further home, the young Clark Kent seen in the Superman: Birthright miniseries looks like a child version of Tom Welling.
Action Comics v2 #9 had a story about an Alternate Universe where Superman was basically a younger, beefier Barack Obama. Obama has stated to be an avowed Superman fan and story was first published around the time of his election.
Yara Flor, the new DC Future StateWonder Girl, was based on indigenous Brazilian fashion model Suyane Moreira.
In the same storyline that introduced the President Superman, a Wonder Woman, who is also black, was introduced in the same storyline. She was based on Beyoncé Knowles. Beyonce had expressed interest in playing Wonder Woman in a live-action film at the time, so this was almost certainly intentional.
Timandra, one of the Amazons from Wonder Woman: Historia is modeled after comic artist, Nicola Scottnote who would amusingly be the artist on the third issue in the series.
) in which Bruce Wayne bore an unmistakable resemblance to Christian Bale, and the Joker got plastic surgery to look like Heath Ledger. The Batman manga Child of Dreams has Bruce Wayne with an uncanny resemblance to Bale. And the story was published around 2000, a few years before Batman Begins.