List of Famous people who are 31

Eve Muirhead is a Scottish curler residing in Stirling. She won a bronze medal at the 2014 Winter Olympics in Sochi as part of Team GB and is the 2013 World Champion.

Cheng Yi, is a Chinese actor and singer. He made his television debut in Chinese television drama Beauty World (2011) and graduated from Central Academy of Drama in 2012. In 2016, he featured in the hit Chinese television drama, Noble Aspirations, which helped him garnered increased popularity in China.

Diana Akemi Darenogare Fukuzumi is a Japanese fashion model and tarento who has appeared in a number of television programmes and magazine issues.

Josh Warrington is an English professional boxer who held the IBF featherweight title from 2018 to January 2021. At regional level, he held the British, Commonwealth, European and WBC International featherweight titles between 2013 and 2017. He made history in 2018 with his win over Lee Selby, making him the first male boxer from Leeds to win a major world title. As of November 2020, he is ranked as the world's best active featherweight by The Ring, second by the Transnational Boxing Rankings Board and best by BoxRec.

Krystyna Viktorivna Bardash née Gerasimova, better known as Luna is a Ukrainian indie pop singer-songwriter, model and photographer in the past.

Sandy Wu is a Taiwanese television host, writer and former junior high school English teacher. A graduate of the University of Washington, Wu debuted her hosting career with a Yahoo! entertainment news webshow in 2013 and is a two-time Golden Bell Award winner. She is the eldest daughter of host and singer Jacky Wu.

Ivan Filippovich Yankovsky is a Russian actor, best known for his role in Rag Union. His father is actor/director Filipp Yankovsky, and his grandfather was the actor Oleg Yankovsky.

Rafael Pereira da Silva, commonly known as Rafael or Rafael da Silva, is a Brazilian footballer who plays for Süper Lig club İstanbul Başakşehir. He normally plays as a right-back, but can also play on the right side of midfield. He and his twin brother, Fábio, began their careers with Fluminense before joining Manchester United in January 2007. After eight years in England, Rafael joined Lyon in August 2015 for a fee of up to £2.5 million.

Uini Atonio is a New Zealand-born professional rugby union footballer of Samoan heritage who represents France internationally. His usual position is tighthead prop. He currently plays for French club La Rochelle. BBC named him as the biggest forward in 2015 World Cup.

Wojciech Tomasz Szczęsny is a Polish professional footballer who plays as a goalkeeper for Serie A club Juventus and the Poland national team.