List of Famous people who are 21

Jade Wiel is a French professional racing cyclist, who currently rides for UCI Women's WorldTeam FDJ Nouvelle-Aquitaine Futuroscope. She won the 2019 French National Road Race Championships ahead of Victorie Guilman and Aude Biannic.

Facundo Daniel Torres Pérez is a Uruguayan professional footballer who plays as a forward for Peñarol and the Uruguay national team.

Morgan Lily Jane Gross is an American actress and fashion model. She started modeling internationally at the age of four years and appeared in more than 21 television commercials, and many photoshoots before her role in Henry Poole Is Here as Millie Stupek. Lily had supporting roles in He's Just Not That Into You, as Matthew Gray Gubler's daughter in The Ugly Life of a Beautiful Girl. Her most notable role has been as Lilly Curtis in the apocalyptic film 2012. She acted as young Julianna Baker in the film Flipped based on the novel with the same name by Wendelin van Draanen and as young Raven Darkhölme in X-Men: First Class and X-Men: Days of Future Past. Morgan co-starred as Missy in the Hallmark Channel's film Love's Everlasting Courage. Her most recent work includes Cooties.

Sarah Fischer is an Austrian weightlifter. She won a medal at the European Weightlifting Championships both in 2018 and in 2019. She also represented Austria at the 2020 Summer Olympics in Tokyo, Japan.

Minami Itahashi is a Japanese diver. She has represented Japan at various international events since the age of 14, including the 2015 World Aquatics Championships and the 2016 Summer Olympics.

Muhammad Ahmad Hussein has been the Grand Mufti of Jerusalem since July 2006, when he was appointed by Mahmoud Abbas, the President of the Palestinian National Authority. Hussein replaced Ekrima Sa'id Sabri, who was reportedly fired by Abbas for his growing popularity and open expression of highly contentious political views.

Jonathan William Panzo is an English professional footballer who plays as a defender for Dijon.

Ali Muhammad Ali Abd-Al-Rahman, commonly known as Ali Kushayb, is a senior Janjaweed commander who supported the Sudanese government against Darfur rebel groups during the Omar al-Bashir presidency. He was indicted by the International Criminal Court (ICC) for war crimes. He was known as aqid al oqada and was active in Wadi Salih, West Darfur. On 27 February 2007, Prosecutor Luis Moreno-Ocampo charged Kushayb with crimes against civilians in Darfur during 2003 and 2004, accusing him of ordering killings, rapes, and looting. An ICC arrest warrant was issued for him and Ahmed Haroun, his co-defendant, on 27 April 2007. In April 2008, he was released from Sudanese custody. Sudanese authorities re-arrested Kushayb in October 2008. In early 2013, Kushayb was commander of the Central Reserve Forces in Rahad el-Berdi in South Darfur. Reports on his activities continued sporadically from 2013 to 2017

Abdullah bin Abdul Rahman Al Hussein is a Saudi engineer. He has been the minister of water and electricity since 2004.

Issa bin Zayed Al Nahyan is the son of former United Arab Emirates President Zayed bin Sultan Al Nahyan; the half brother of the present ruler of Abu Dhabi, the President Khalifa bin Zayed Al Nahyan; and the half brother of Crown Prince Mohammed bin Zayed Al Nahyan.