List of Famous people who are 21

Ja'Marr Anthony Chase is an American football wide receiver for the LSU Tigers. As a sophomore in 2019, he led the Football Bowl Subdivision (FBS) in receiving yards and receiving touchdowns and won the Fred Biletnikoff Award as the country's best receiver. He was also unanimously named to the 2019 College Football All-America Team.

Cade McNamara is an American football quarterback for the Michigan Wolverines. He was the top rated high school player in Nevada, setting state records with 12,804 passing yards and 146 touchdown passes. He enrolled at the University of Michigan in 2019 but did not see game action until the 2020 season. Against Rutgers on November 21, 2020, he threw four touchdown passes and also scored a rushing touchdown. On August 30, 2021, McNamara was named the starter for the upcoming 2021 season.

Sergiño Gianni Dest is an American professional soccer player who plays as a right-back for FC Barcelona and the United States national team. Born in the Netherlands to a Dutch mother and American father, Dest has represented the United States internationally at senior level since 2019.

Bianca Vanessa Andreescu is a Canadian professional tennis player. She has a career-high ranking of No. 4 in the world, and is the highest-ranked Canadian in the history of the Women's Tennis Association (WTA). Andreescu was the champion at the US Open and the Canadian Open in 2019, having defeated Serena Williams to win both titles. She is the first Canadian tennis player to win a Grand Slam singles title, and the first to win the Canadian Open in 50 years. She is also the first player to win a Grand Slam singles title as a teenager since Maria Sharapova in 2006.

Timothy Tarpeh Weah is an American professional soccer player who plays as a forward for French Ligue 1 club Lille and the United States national team.

Jazz Jennings is an American YouTube personality, spokesmodel, television personality, and LGBT rights activist. Jennings, a transgender woman, is notable for being one of the youngest publicly documented people to be identified as transgender.

Wejdene is a French R&B singer and songwriter. She is signed to Caroline label since June 2020 and is best known for her song "Anissa" which peaked at Number 3 on the French Singles Chart and has 72 million views on YouTube

Jonathan Christian David is a Canadian professional soccer player who plays as a forward for Ligue 1 club Lille and the Canada national team.

Dušan Vlahović is a Serbian professional footballer who plays as a striker for Fiorentina and the Serbia national team.

Isabel May is an American actress. She starred as Katie Cooper on the Netflix series Alexa & Katie and has a recurring role as Veronica Duncan on the CBS series Young Sheldon.