List of Famous people who are 21

Ellery Sprayberry is an American actress and voice over artist best known for Wakefield, Baskets, The Bronze, and The Young and the Restless.

Niamh McGrady is a film, stage and television actress from Castlewellan, County Down, Northern Ireland. She is best known for her parts as Mary-Claire Carter in Holby City and PC Danielle Ferrington in the psychological thriller The Fall.

Serafima "Sima" Andreyevna Sakhanovich is a Russian figure skater. She has won six medals on the ISU Challenger Series circuit, and is the 2017 C.S. Warsaw Cup champion, and the 2018 C.S. Tallinn Trophy champion. She is also the 2019 Denis Ten Memorial champion.

Nico Liersch is a German actor. He is mostly known for his role as Rudy Steiner in the 2013 film The Book Thief. He is also known for his work in the German television series Das ist Gut where he played Phillip Greenyard, a caveman without parents.

Roger Anthony Lemke is a Canadian television and film actor, best known for portraying Three on Syfy's science-fiction drama Dark Matter.

Claire Liu is an American tennis player.

Sarah Sokolovic is an American film, television, and theatre actress, who starred in Homeland as Laura Sutton and has a recurring role on Big Little Lies. She has performed in several plays including The Shaggs: Philosophy of the World, Detroit, and A Streetcar Named Desire.

Robert Ponger is an Austrian songwriter and record producer, most famous for his work with Austrian singer Falco.

The Hammersmith nude murders is the name of a series of six murders in West London, England, in 1964 and 1965. The victims, all prostitutes, were found undressed in or near the River Thames, leading the press to nickname the killer Jack the Stripper. Two earlier murders, committed in West London in 1959 and 1963, have also been linked by some investigators to the same perpetrator.

Edgar Joel Elizalde Ferreira is a Uruguayan professional footballer who plays as a defender for Peñarol, on loan from Italian Serie C side Pescara.