List of Famous people who are 31

James Michael Bay is an English singer-songwriter and guitarist. In 2014, he released his single "Hold Back the River", which was certified platinum, before releasing his debut studio album Chaos and the Calm (2015). The album went to number one in the UK and number 15 in the US. In February 2015, Bay received the Brit Awards "Critics' Choice" award. At the 2016 Brit Awards he received the award for Best British Male Solo Artist. Bay also received three nominations at the 2016 Grammy Awards, for Best New Artist, Best Rock Album, and Best Rock Song. In May 2018, he released his second studio album, Electric Light.

Emmanuel Chinedum Acho is a former linebacker who played in the National Football League (NFL) and is currently working as an analyst for Fox Sports 1. He played college football at Texas and was drafted by the Cleveland Browns in the sixth round of the 2012 NFL Draft. He also played for the Philadelphia Eagles. He is also an activist who hosts the weekly web show Uncomfortable Conversations with a Black Man.

James David Maslow is an American actor and singer. He played the role of James Diamond on Nickelodeon's Big Time Rush and is a former member of boyband Big Time Rush.

Adrien Quatennens is a French politician. A member of La France Insoumise (LFI), he was elected to the French National Assembly in the 2017 legislative election for the department of Nord.

Yuna Kim, also credited in eastern name order as Kim Yuna or Kim Yeon-ah, is a retired South Korean competitive figure skater. She is the 2010 Olympic champion and 2014 silver medalist in ladies' singles; the 2009 & 2013 World champion; the 2009 Four Continents champion; a three-time Grand Prix Final champion; the 2006 World Junior champion; the 2005 Junior Grand Prix Final champion; and a six-time South Korean national champion.

Prince Damien or Messiah Prince Sheridan Damien Ritzinger is a German singer.

Matthew Montgomery Barkley is an American football quarterback for the Buffalo Bills of the National Football League (NFL). He played college football at Southern California, and was drafted by the Philadelphia Eagles in the fourth round of the 2013 NFL Draft. He has also played for the Chicago Bears, Arizona Cardinals, San Francisco 49ers, and Cincinnati Bengals.

Clara Lago Grau is a Spanish actress.

Rebecca Kufrin is an American publicist and television personality, best known for her role as the winner on the 22nd season of ABC's The Bachelor and the lead of the 14th season of The Bachelorette.

Hua Chenyu, also known as Hua Hua, is a Chinese singer and songwriter who known for his powerful vocals, wide vocal range, dramatic stage performances and skill in composing. He is one of the most influential singer-songwriters in China. He has gained widespread recognition for his ability to adapt and rearrange songs after participating in Singer 2018.