List of Famous people who are 31

Rafael Czichos is a German professional footballer who plays as a centre-back for 1. FC Köln.

Jabrayil Hasanov is a male freestyle wrestler from Azerbaijan who has competed in the 66, 74 and 79 kg categories. He is an Olympic bronze medalist and multiple World Championships medalist. He is the winner of Yasar Dogu Grand-Prix.

Fernando Saraiva Reis is a Brazilian weightlifter. He competed at both the 2012 Summer Olympics and the 2016 Rio Games finishing 11th and 5th overall respectively. He won a bronze medal in the 2018 World Championships, and he is a three-time Pan American Games champion.

Alaeddine Marzouki is a Tunisian football winger who currently plays for Espérance de Tunis.

Steven Müller is a German track and field athlete. He competed in the men's 200 metres event at the 2019 World Athletics Championships.

Irven Beybe Ávila Acero is a Peruvian striker currently playing for Peruvian club Sporting Cristal.

Bernardin Ledoux Kingue Matam is a French weightlifter who competes in the men's lightweight division (-69 kg). He is part of the La Francaise de Besançon club in Besançon, France. His coach is Didier Boiston. He participated in the 2011 World Weightlifting Championships and came in seventh. He represented France in the 2012 Olympics and 2016 Olympics.

Lucas Debargue is a French pianist and composer. He was awarded fourth prize at the XV International Tchaikovsky Competition.

Lauren Marie Socha is an English actress. She rose to prominence during her role as Kelly Bailey in the E4 comedy-drama television series Misfits, for which she won a BAFTA TV Award in the Best Supporting Actress category. She is also known for her role in the Channel 4 television film The Unloved.

Petar Škuletić is a Serbian professional footballer who plays as a striker for French club Montpellier.