List of Famous people who are 31

Christopher Le'Edward Gragg is an American former professional football player who was a tight end for three seasons with the Buffalo Bills of the National Football League (NFL). Born in Pine Bluff, Arkansas, Gragg played college football for the Arkansas Razorbacks and was selected by the Bills in the seventh round of the 2013 NFL Draft.

Áron Szilágyi is a Hungarian sabre fencer, team world champion in 2007, two-time Olympic champion in 2012 and 2016 and European champion in 2015.

Donell "D. J." Cooper Jr. is an American professional basketball player for Dorados de Chihuahua of the Liga Nacional de Baloncesto Profesional. After a successful four years of college basketball at Ohio University, Cooper entered the 2013 NBA draft but was not selected in the draft's two rounds. As a player at Ohio University, Cooper cracked the top 25 all-time Division I assists leaders list early in his final season and steadily rose up on the record as the season has progressed. He was named the preseason Mid-American Conference Player of the Year by the league's media, a prediction which proved correct when he was named Player of the Year after the regular season.

Kenneth Robert Giles is an American professional baseball pitcher who is a free agent. He has played in Major League Baseball (MLB) for the Philadelphia Phillies, Houston Astros and Toronto Blue Jays.

Santigo Tréllez Vivero is a Colombian professional footballer who plays as a striker for Sport Recife, on loan from São Paulo FC.

Molly Kathleen Dunsworth is a Canadian actress. She is best known for her starring role in the Canadian feature film Hobo with a Shotgun, in which she plays "Abby" alongside Rutger Hauer.

Lukáš Krpálek is a Czech heavyweight judoka. He is the current world champion (2019), former European champion (2014) and current Olympic Champion (2016). He is the most successful judoka in Czech and Czechoslovakian history, and was named Czech Judoka of the Year eight times between 2008 and 2015.

Bruna Ribeiro Hamú is a Brazilian actress and former model.

Xavier Rhodes is an American football cornerback for the Indianapolis Colts of the National Football League (NFL). He played college football at Florida State, and was drafted by the Minnesota Vikings in the first round of the 2013 NFL Draft. With the Vikings, Rhodes made three Pro Bowls and a First-team All-Pro selection.

Kevin James Kiermaier is an American professional baseball center fielder for the Tampa Bay Rays of Major League Baseball (MLB). He made his MLB debut on September 30, 2013 – also game 163 of the regular season, and a wild-card tiebreaker game.