List of Famous people who are 31

Senad Gashi is a German professional boxer who held the German International, and WBC Baltic Silver heavyweight titles in 2015.

Sie Yi-lin, also known as Evonne Sie, is a Taiwanese actress. Sie made her acting debut in Chinese film series Tiny Times (2013-2015), which helped her achieve popularity in the Greater China region.

Lisalverto Bonilla is a Dominican professional baseball pitcher for the Uni-President Lions of the Chinese Professional Baseball League (CPBL). He previously played in Major League Baseball (MLB) for the Texas Rangers and Cincinnati Reds, in the KBO League for the Samsung Lions, and in the CPBL for the Rakuten Monkeys.

Markus Deibler is a German swimmer who competed at the 2008 and 2012 Olympics. In 2008 he finished in 40th place in the 200 m individual medley. In 2012 he was sixth in the 4 × 100 m freestyle and 4 × 100 m medley relays and eighth in the 200 m medley. He won three gold and two silver medals at the short-course European championships in 2010 and 2011.

Yuhei Sato is a Japanese footballer who plays as a midfielder for Tokyo Verdy in J2 League.

Giulia Enders is a German writer and scientist whose first book Gut: The Inside Story of Our Body's Most Underrated Organ, has sold more than two million copies in Germany and that was published in English, French, Italian, Spanish, Arabic and other translations in 2015.

Pierre Le Corre is a French triathlete. He competed in the men's event at the 2016 Summer Olympics.

Ruriko Aoki is a Japanese voice actress and singer affiliated with Atomic Monkey. She voiced Riina Tada in The Idolmaster Cinderella Girls, for which she received a top-ten charting single. She also voiced Ranra in The World Is Still Beautiful, Yucho La in Idol Memories, Katrina in RoboMasters: The Animated Series, and Marin in Hyrule Warriors Legends.

Adrián Di Monte is a Cuban television actor and singer.

Matthieu Androdias is a French representative rower. He is a three time Olympian, an Olympic champion and a world champion.