List of Famous people who are 21

Nouriya Al-Subaih is a former education minister of Kuwait. In January 2008, she survived a no confidence vote by MPs. After the 2009 general election, she was replaced as education minister by Moudhi Humoud.

Shin Jin-seo is a South Korean professional Go player, ranked first in professional ratings as of 2020. He is the first person to reach an ELO of 3800.

Rafael Euclides Soares Camacho is a Portuguese professional footballer who plays as a winger for Rio Ave, on loan from Sporting CP.

Rahmat Erwin Abdullah is an Indonesian weightlifter. He won the gold medal in the men's 73 kg event at the 2021 World Weightlifting Championships held in Tashkent, Uzbekistan. He is a weightlifter competing in the 73 kg class since 2018 World Weightlifting Championships in Ashgabat, Turkmenistan. He made his international debut at the 2017 Youth World Weightlifting Championships held in Bangkok, Thailand in the 69 kg class.

Randa Habib is a French journalist of Lebanese origin, who as director of the Amman, Jordan, bureau of Agence France-Presse (AFP), one of the three global news agencies, since 1987, has spent 25 years covering war, politics and economic development in the Middle East. She has reported extensively in Iraq and other areas of conflict and interviewed royalty and leaders throughout the region. Habib has been named director for the Middle East and North Africa for the AFP Foundation as of 1 April 2012.