List of Famous people who are 31

Taha Akgül is an Olympic, World and European champion Turkish freestyle wrestler competing in the 125 kg division. He is a student of physical education and sports at the Karamanoğlu Mehmetbey University in Karaman.

Daniel Engelbrecht is a German retired football forward who last played for Rot-Weiss Essen.

William José Tesillo Gutiérrez is a Colombian footballer who plays as a central defender for Liga MX club León and the Colombia national team. He also plays as a left back.

Mason Alexander Plumlee is an American professional basketball player for the Detroit Pistons of the National Basketball Association (NBA). He primarily plays the forward and center positions. As a freshman in 2009–10, he was a back-up forward for the Duke Blue Devils men's basketball team's national championship team, playing with his older brother Miles. He was a 2009 McDonald's All-American in high school. During his senior year at Duke, he also played with his younger brother Marshall. He was selected with the 22nd overall pick by the Brooklyn Nets in the 2013 NBA draft. Plumlee was also a member of the United States national team that won a gold medal in the 2014 FIBA Basketball World Cup.

Corry John Evans is a Northern Irish professional footballer who plays as a midfielder or centre-back for Blackburn Rovers. A Northern Ireland under-21 and senior international, he came through the Manchester United youth academy, like his older brother, Leicester City centre-back Jonny Evans. Corry Evans is capable of operating in defence or the centre of midfield. He has been used mainly as a midfielder for Blackburn Rovers.

Graham Rogers is an American actor, known for his roles as Scott Thomas in the comedy film Struck by Lightning (2012), Danny Matheson in NBC's science fiction series Revolution, Al Jardine in the biopic Love and Mercy (2014), Carson in the thriller Careful What You Wish For (2015), and Tyler Stone in Hulu's comedy series Resident Advisors.

Matthew Ray Prokop is an American former actor and gamer. He is best known for his role as Jimmie "The Rocket Man" Zara in High School Musical 3: Senior Year and Josh Rosen in the Disney Channel's Geek Charming.

Angelia Gabrena Paglicawan Ong is a Filipino-Chinese model and beauty queen who was crowned Miss Philippines Earth 2015 and was later crowned as Miss Earth 2015.

Ekin Mert Daymaz is a Turkish actor and model.

Sean Redell Kilpatrick is an American professional basketball player for Herbalife Gran Canaria of the Spanish Liga ACB. A 6'4" shooting guard born in Yonkers, New York, during his senior season of 2013–14 with the Cincinnati Bearcats, he was named AP first-team All-American.