List of Famous people who are 21

Willow Camille Reign Smith, also known mononymously as Willow, is an American singer, songwriter, rapper, record producer, actress and dancer. She is the daughter of Will Smith and Jada Pinkett Smith, and the younger sister of Jaden Smith. Smith made her acting debut in 2007 in the film I Am Legend and later appeared in Kit Kittredge: An American Girl alongside Abigail Breslin. She received a Young Artist Award for her performance.

Demetrius Flenory Jr. is an American actor and rapper. He rose to fame portraying his father, Demetrius Flenory of Black Mafia Family, in 50 Cent's BMF series adaptation. He is currently filming for a role on the HBO drama series Euphoria.

Addison Rae Easterling is an American social media personality, dancer and actress. As of September 2020, she has amassed over 61 million followers on TikTok, ranking as the second most-followed individual on the platform. In August 2020, Rae was named as the highest-earning TikTok personality by Forbes.

Zion Lateef Williamson is an American professional basketball player for the New Orleans Pelicans of the National Basketball Association (NBA). He plays the power forward position. Following a dominant freshman-year stint with the Duke Blue Devils, Williamson was selected by the Pelicans with the first overall pick in the 2019 NBA draft. He was named to the NBA All-Rookie First Team in 2020.

Philip Walter Foden is an English professional footballer who plays as a midfielder for Premier League club Manchester City and the England national team.

Ferran Torres García is a Spanish professional footballer who plays mainly as a right winger for Premier League club Manchester City and the Spain national team. He has represented Spain internationally at various youth levels and debuted for the senior team in 2020.

Gabby Barrett is an American country music singer and songwriter. She finished third on the sixteenth season of American Idol.

Franklin Nathaniel Jonas is an American musician and former child actor known for being the younger brother of the Jonas Brothers and voicing Sōsuke in the animated film Ponyo.

Paula Newsome is an American actress, best known for her roles on television.

Spencer Rattler is an American college football quarterback for the Oklahoma Sooners.