List of Famous people who are 21

Steve Michael Beck is a former American commercial and film director.

Sir Iakoba Taeia Italeli, GCMG, is a Tuvaluan politician who was the Governor-General of Tuvalu from 16 April 2010, until 22 August 2019, when he resigned to contest in the 2019 general election.

Richard Paul Winsley Thomas FRS is a British mathematician working in several areas of geometry. He is a professor at Imperial College London. He studies moduli problems in algebraic geometry, and ‘mirror symmetry’—a phenomenon in pure mathematics predicted by string theory in theoretical physics.

Gábor Korchmáros is a Hungarian mathematician, who works on finite geometry.

Omar Arnaout or just Omar singer the winner of the first season of Next Star, a Romanian singing contest broadcast on Antena 1 in 2013; Omar's mother is Romanian and his father is Lebanese. He is the youngest of three boys and currently resides in Bucharest, Romania.

Kresley Cole is an American bestselling author of paranormal romance and young adult novels. She has received three Romance Writers of America (RWA) RITA Awards and was inducted into the RWA Hall of Fame in 2009.

Hank Corwin is an American film editor. He has been nominated for two Oscars and two BAFTA Awards for editing the films The Big Short (2015) and Vice (2018). Other notable works include Natural Born Killers (1994), The Horse Whisperer (1998) and The Tree of Life (2011).

John Vause, an Australian journalist, is an Atlanta-based presenter for CNN International. Before that, he was a Beijing correspondent responsible for coverage of China and the region. Before CNN, he was the Los Angeles bureau chief for the Seven Network in Australia. He is one of a few reporters who covered 9/11 from New York, then travelled to Pakistan, and then to Afghanistan for the fall of the Taliban.