List of Famous people who are 21

John Coda is an American composer with a focus on film music and television scoring.

Mark Gill is an English screenwriter and film director. He is from Stretford in Manchester.

Jeffrey Summerlin Martin is an American television producer and writer. He originally wrote for The Simpsons during the second, third, fourth and fifth seasons, and eventually returned over 20 years later to write again for seasons 27 and 28. He attended Harvard University, where he wrote for The Harvard Lampoon, as have many other Simpsons writers. He left along with most of the original staff in 1993, and has since written for several TV shows, including Listen Up!, Baby Blues and Homeboys in Outer Space. He also wrote for Late Night with David Letterman during the 1980s, and occasionally appeared on the show as Flunky the late-night viewer mail clown, a depressed clown who smoked cigarettes and sometimes talked about his infected tattoos. Martin won four Emmys during his time at Late Night.

Jamie Doran is an Irish-Scottish independent documentary filmmaker and former BBC producer. He founded the multi award-winning company Clover Films, based in Windsor, in 2008. He is also the Club President of Datchet Village FC, which he founded in 1986.

John Martin Scurti is an American actor.

Rasha al Ameer is a Lebanese publisher, cultural critic and novelist.

Ana Marlene Forte Machado, better known as Marlene Forte, is a Cuban-American actress and producer. She is perhaps best known for her role as Carmen Ramos on the television soap opera Dallas (2012–2014). She is the sister of HSN host Lesley Machado