List of Famous people who are 31

Melanie Lubbe, née Ohme, is a German chess player who holds the title of Woman grandmaster.

Lee Yu-bi is a South Korean actress.

Giorgio Tavecchio is a placekicker, nicknamed "Italian Ice", placekicker who is a free agent. He was born in Milan, Italy and was signed as an undrafted free agent by the San Francisco 49ers in 2012. He played his collegiate career at the University of California-Berkeley.

Takahiro Shiraishi is a Japanese serial killer and rapist. He is also known as the "Twitter Killer", which he was labeled as in most media reports at the time of his sentencing. In Zama, Japan, between August and October 2017, he murdered nine people, mostly young women including three high school girls.

Natalia de Molina is a Spanish actress, winner of the European Shooting Star 2015 at the Berlinale.

Antônio Carlos Júnior, known professionally by his ring name Cara de Sapato, is a Brazilian mixed martial artist who competes in the Middleweight division of the Ultimate Fighting Championship. A multiple champion in jiu jitsu, Carlos Júnior was World Cup Champion in 2006 and 2x World Champion in 2010. He is the winner of The Ultimate Fighter: Brazil 3 Heavyweight tournament.

Stormi Bree Henley, also known simply as Stormi Bree, is an American singer, actress, model and beauty pageant titleholder. At age 18, she was crowned Miss Teen USA 2009, after previously winning Miss Tennessee Teen USA 2009.

Simone Luna Louise Söderlund Giertz is a Swedish inventor, maker, robotics enthusiast, TV host, and professional YouTuber. She has also previously worked in mixed martial arts sports journalism, and was an editor for Sweden's official website Sweden.se.

Manami Marutaka is a Japanese tarento, actress, and former gravure idol. Marutaka is represented with Avex Vanguard. Her husband is footballer Yoichiro Kakitani.

Ryan Joseph "Scooter" Gennett is an American professional baseball second baseman who is currently a free agent. He previously played for the Milwaukee Brewers, Cincinnati Reds and San Francisco Giants. On June 6, 2017, he became the 17th player in major league history to hit four home runs in a single game.