List of Famous people who are 21

Ethan Kwame Colm Raymond Ampadu is a professional footballer who plays as a midfielder for Premier League club Sheffield United, on loan from Chelsea, and the Wales national team. He made his senior debut for Wales in November 2017. Ampadu previously played for Exeter City, where he became the youngest player to appear for the club's first team, aged 15. He has also played for German club RB Leipzig.

Ebrar Karakurt is a Turkish volleyball player. She is 1.96 m tall and plays as opposite. She is part of the Turkey women's national volleyball team.

Gamid Ruslanovich Agalarov is a Russian football player of Dargin descent who plays as a centre-forward for Ufa.

Callum James Hudson-Odoi is an English professional footballer who plays as a winger for Premier League club Chelsea and the England national team.

Tariq Kwame Nii-Lante Lamptey is an English professional footballer who plays predominantly as a right wing-back for Premier League club Brighton & Hove Albion and the England national under-21 team.

Marcel Junior Loutarila, better known as Koba LaD, is a French rapper from Évry, Île-de-France. His name Koba is inspired from the fictional character in Planet of the Apes. "LaD" means 'la débrouille, la détaille, la défonce'. He is signed with Def Jam Recordings.

Jade Ashtyn Carey is an American artistic gymnast. She is best known for her powerful and high-difficulty exercises on vault and floor exercise. On vault, she is the 2017 and 2019 World silver medalist, the 2018 Pan American champion, and the 2017 United States national champion. On floor exercise, she is the 2017 World silver medalist and the 2018 Pan American champion. She was a member of the teams that won gold at the 2019 World Championships and the 2018 Pan American Championships and is a four-time member of the United States women's national gymnastics team (2017–Present).

Sophia Flörsch is a German racing driver, competing in the FIA Formula 3 Championship with Campos Racing, and previously raced in Formula Regional European Championship, Formula 4 in both Germany and Italy, as well as the Ginetta Junior Championship.

Gildart Jackson is an English actor and writer. He is best known for portraying Gideon in Charmed and Giles the butler in the 2013 reality television series Whodunnit?.

Talen Jalee Horton–Tucker is an American professional basketball player for the Los Angeles Lakers of the National Basketball Association (NBA). Horton-Tucker played college basketball for the Iowa State Cyclones.