List of Famous people who are 31

Hermann Pernsteiner is an Austrian professional road racing cyclist, who currently rides for UCI WorldTeam Team Bahrain Victorious. In August 2018, he was named in the startlist for the 2018 Vuelta a España. In October 2020, he was named in the startlist for the 2020 Giro d'Italia.

Esther Daphna "Esti" Ginzburg-Keizman is an Israeli model, actress, and television host. She has modeled in international campaigns for fashion brands such as Tommy Hilfiger, Burberry, FCUK, Pull and Bear. She was also featured in the 2009, 2010, and 2011 Sports Illustrated Swimsuit Issue. According to Forbes Israel, she was ranked third among the top ten highest paid models in Israel in 2013, below the two top Israeli models Bar Refaeli and Gal Gadot.

Wouter Wippert is a Dutch professional road racing cyclist, who currently rides for UCI Continental team EvoPro Racing. In 2015, Wippert took a stage win in the UCI World Tour race Tour Down Under.

Wang Zhengming is a Chinese badminton player from Guangzhou, Guangdong. He was the boys' singles gold medalists at the 2008 Asian and World Junior Championships.

Marvin Romeo Kwasie Zeegelaar is a Dutch professional footballer who plays for Italian club Udinese Calcio as a left back or a left midfielder.