List of Famous people who are 31

Rob Squire is an American cyclist riding for Hincapie Racing.

Emily Anne Peachey is an American actress. She is perhaps known for her role in the film The Fault in Our Stars (2014).

Adi Pratama is an Indonesian male badminton player. In December 2013, he became an assistant coach of Austrian Badminton Association for the men's single.

Eugenio Alafaci is an Italian former professional racing cyclist, who rode professionally between 2014 and 2019 for the Trek–Segafredo and EvoPro Racing teams.

Jenna Gozali is a former Indonesian badminton player from the PB Djarum club. Gozali now bearing the United States flag in the international tournament as a Bay Badminton Center player.

Tan Aik Quan is a Malaysian badminton player who competes in the doubles category. He reached a career high as world number 15 in the mixed doubles partnered with Lai Pei Jing.

Linn da Quebrada is the stage name of Lina Pereira dos Santos, a Brazilian singer, actress, screenwriter, and television personality.

Harry Eden is an English actor who won a British Independent Film Award in 2003 for Most Promising Newcomer for his role in Pure.