List of Famous people who are 31

Thomas Van der Plaetsen is a Belgian decathlete. His biggest achievements are winning the gold medal for decathlon at the 2016 European Athletics Championships, winning bronze medal for heptathlon at the 2014 World Indoor Championships, and gold medal for decathlon at the 2013 and 2015 Summer Universiade.

Asuka Oda is a Japanese actress, gravure idol, and tarento. Her real name is unpublished.

Nicolás Mazzola is an Argentine professional footballer who plays as a striker for Greek club Panetolikos.

Sander van Dijck, better known by his stage name San Holo, is a Dutch DJ, musician and record producer from Zoetermeer. He gained international recognition for his remix of Dr. Dre's "The Next Episode", which currently has over 250 million views on YouTube. He has released music on several record labels including Spinnin' Records, OWSLA, Barong Family, and Monstercat. He also founded Bitbird, a label which has released several of his singles including "Still Looking" and "Light" and his debut album Album1. San Holo's first EP, Cosmos, was released via Heroic on 18 September 2014 and was in the Top 100 Electronic category of iTunes. San Holo's first album, Album1, was released via Bitbird on 21 September 2018 and debuted at #7 on the Billboard Dance/Electronic Albums chart.

Lan Yan, also known by her stage name, Crazybarby, is a Chinese actress, pop singer, and model, based in Hong Kong.

Ryuji Hara is a Japanese professional boxer who currently competes in the minimumweight division. He is a former OPBF minimumweight champion.

Kim Hyo-jung, better known by her stage name Hyolyn (효린), is a South Korean singer and songwriter, now under the management of her own self-started production company Bridʒ. She is a former member of the South Korean girl group Sistar and their sub-unit Sistar19.

Jakob Valdemar Olsson Johansson is a Swedish professional footballer who plays as a defensive midfielder for IFK Göteborg.

Charles Monsalvo is a Colombian professional footballer who plays as a forward for Sport Huancayo.

Diego Farias da Silva is a Brazilian professional footballer who plays as a forward for Italian Serie A club Spezia, on loan from Cagliari.