List of Famous people who are 31

Bradley Klahn is an American professional tennis player from Poway, California.

Taylor Carpenter-Phinney is an American retired professional road racing cyclist, who rode professionally between 2009 and 2019 for the Trek–Livestrong, BMC Racing Team and EF Education First teams. Phinney specialized in time trials on the road as well as the individual pursuit on the track, winning the world title in the discipline in 2009 and 2010.

Christian Taylor is an American track and field athlete who competes in the triple jump and has a personal record of 18.21 m, which ranks 2nd on the all-time list. He is the reigning Olympic champion and current World Champion.

Mathieu Spinosi is a French actor.

Arthur Nabarrete Zanetti is a Brazilian artistic gymnast. He won the gold medal in the rings exercise at the 2012 Summer Olympics in London and at the 2013 World Artistic Gymnastics Championships in Antwerp.

Matthew Christopher Schnell is an American professional mixed martial artist, currently competing in the Flyweight division of the UFC. Schnell is the former flyweight champion of the Legacy Fighting Alliance. As of March 9, 2021, he is #8 in the UFC flyweight rankings.

Yuya Iida is a professional Japanese baseball player. He plays pitcher for the Orix Buffaloes.

Ryan Michael Westmoreland is a former American professional baseball player. An outfielder, he played in minor league baseball in the Boston Red Sox organization. Westmoreland was considered one of the best prospects in baseball. However, his career was limited by a medical condition that has required two brain surgeries.

Michelle Bartsch-Hackley is an American professional volleyball player and a member of the gold-medal-winning team at the 2020 Summer Olympics in Tokyo. She plays for VakifBank, Istanbul, and is a member of the United States women's national volleyball team.

Jacquizz "Quizz" Rodgers is a former American football running back. He played college football at Oregon State, and was drafted by the Atlanta Falcons in the fifth round of the 2011 NFL Draft.