List of Famous people who are 21

Alexander Stanislavovich Romanov is a Russian professional ice hockey defenceman currently playing for the Montreal Canadiens of the National Hockey League (NHL). Romanov was selected by the Canadiens with the 38th overall pick in the 2018 NHL Entry Draft.

Nicola Kuhn is an Austrian-born Spanish tennis player. He has a career high ATP singles ranking of world No. 174, achieved in October 2019.

Na Jae-min, known professionally by the mononym Jaemin, is a South Korean rapper, singer and actor based in Seoul, South Korea. He is a member of the South Korean boy group NCT and its sub-units NCT Dream and NCT U.

Lucas Pinheiro Braathen is a Norwegian alpine skier from Hokksund. He represents the sports club Bærums SK.

John Wyman is a British actor probably best known for his role as Erich Kriegler in the James Bond film For Your Eyes Only.

Mohanad Ali Kadhim Al-Shammari, commonly known in Iraq as Mimi, is an Iraqi professional footballer who plays as a forward for Qatari club Al-Sailiya, on loan from Al-Duhail, and the Iraq national team. He is currently the fifteenth-highest goalscorer for Iraq. He is known for his positioning, shooting, heading, close ball control and dribbling.

Tiago Emanuel Embaló Djaló is a Portuguese professional footballer who plays as a central defender for French club Lille OSC.

Lincoln Corrêa dos Santos, or simply Lincoln, is a Brazilian footballer who plays for Vissel Kobe as a Striker.

Tabea Alt is a German elite artistic gymnast. She is the 2017 World bronze medalist on balance beam, and a 2016 Olympian. She competed at the 2016 Gymnastics Olympic Test Event, contributing to the team placing of second, which qualified the German team for the 2016 Summer Olympics. At the 2016 Summer Olympics, the German team finished 6th in the team all-around competition.

Ashley Boettcher is an American actress. Boettcher has acted since the age of four and is best known for her role as Melody Fuller in the Amazon Studios Original Series Gortimer Gibbon's Life on Normal Street.