List of Famous people who are 21

Bradley Brooks is an English professional darts player who competes in Professional Darts Corporation events. He won the 2020 PDC World Youth Championship.

Felipe Drugovich Roncato also known as Felipe Drugovich is a Brazilian racing driver, competing in Formula 2 with UNI-Virtuosi Racing.

KennedyEgbus Mikuni is a Japanese footballer currently playing as a defender for Avispa Fukuoka of the J2 League.

Mathilde Gremaud is a Swiss freestyle skier who competes internationally.

Nicolas-Gerrit Kühn is a German professional footballer who plays for Bayern Munich II as a winger and striker.

Víctor Chust García is a Spanish footballer who plays for Real Madrid Castilla.

Lalu Muhammad Zohri is an Indonesian track and field sprinter. He is the first Indonesian and the only Asian male to win any medal at the IAAF World U20 Championships by winning a gold medal in the 100m. He is the current holder of the Indonesian 100m and 200m national records, and is labelled the "fastest man in Southeast Asia".

Lisa Barbelin is a French archer, who won the recurve event at the 2021 European Archery Championships, and in June 2021 she was the world's number one ranked competitor. She has previously won multiple medals at the World Youth Archery Championships, and won a bronze medal at a 2019 Archery World Cup event. Barbelin competed in the women's individual event at the 2020 Summer Olympics.

David Beckmann is a German racing driver. He currently drives for Charouz Racing System in the 2021 FIA Formula 2 Championship. He had previously raced with Trident in FIA F3 in 2020.

Rinne Yoshida is a Japanese idol singer and rapper. She has an active solo career.