List of Famous people who are 31

Stefanie Martini is an English actress, known for her leading role in ITV's 2017 production Prime Suspect 1973. She also starred in Doctor Thorne (2016), Emerald City (2017), and the 2017 film Crooked House.

Makhmud Muradov is a Tajik-born Uzbek-Czech professional mixed martial artist, former professional kickboxer and amateur combat sambist fighting out of Bukhara, Uzbekistan and Prague, Czech Republic. He is currently signed to the Ultimate Fighting Championship (UFC) Middleweight division.

Torrey Craig is an American professional basketball player for the Milwaukee Bucks of the National Basketball Association (NBA). He played college basketball for the University of South Carolina Upstate where he was named an honorable mention All-American and Atlantic Sun Conference Player of the Year in 2012. After graduating from South Carolina in 2014, Craig spent his first three professional seasons in Australia and New Zealand. He was named New Zealand NBL MVP and won a New Zealand NBL championship with the Wellington Saints, and earned NBL Best Defensive Player honors with the Brisbane Bullets. In 2017, he returned home and began his NBA career with the Denver Nuggets.

Madeleine Kate Hill is an English actress, known for her roles as Nancy Carter in the BBC soap opera EastEnders and Ruby Spark in the BBC medical drama Casualty.

Juan Francisco Estrada Romero is a Mexican professional boxer. He is a two-weight world champion, having held the WBC, Ring magazine and lineal super flyweight titles since 2019, and previously, the WBA (Unified) and WBO flyweight titles between 2012 and 2015. He also challenged once for the WBA light flyweight title in 2012. As of January 2021, Estrada is ranked as the world's ninth best active boxer, pound for pound, by the Transnational Boxing Rankings Board (TBRB), and eighth by The Ring. He is also ranked as the world's best active super flyweight by The Ring and the TBRB and the world's second-best by BoxRec.

Darlington Joephillip Nagbe is an American soccer player who plays for Columbus Crew SC in Major League Soccer and the United States men's national soccer team as a midfielder. Nagbe spent the first seven seasons of his career with the Portland Timbers, winning the MLS Cup with the club in 2015, before being acquired by Atlanta United following the 2017 season.

Malik Barron Jackson is an American football defensive tackle for the Philadelphia Eagles of the National Football League (NFL). He played college football at Tennessee. Jackson was drafted by the Denver Broncos in the fifth round of the 2012 NFL Draft and has also played with the Jacksonville Jaguars.

Neha Mahajan is an Indian film and theatre actress, and model, known for her works in Marathi cinema and theatre, Malayalam, Bollywood, and Hollywood cinema. Mahajan made her debut in an English film in 2012, the Canadian-British production Midnight's Children directed by Deepa Mehta.

Carlos Alberto Peña Rodríguez is a Mexican professional footballer who plays as a midfielder.

Sayuri Hori is a Japanese announcer, television reporter, television personality, and news anchor for NHK. She is a correspondent for NHK's morning infotainment program Asaichi. She was a correspondent for NHK's evening news show News Watch 9, as well as a newsreader for morning news show NHK News Ohayō Nippon.