List of Famous people who are 63

Daniel DeWayne Severn, nicknamed "The Beast", is an American semi-retired mixed martial artist, amateur wrestler, and professional wrestler. A UFC Hall of Fame member, Severn is considered one of the leading pioneers of mixed martial arts and the first true world-class wrestler to compete in the Ultimate Fighting Championship. He is best known for his success in the early years of the UFC where he became the only UFC Triple Crown champion in history. Severn has also competed in King of the Cage, PRIDE FC, Cage Rage, WEC, RINGS and MFC, and holds a professional MMA Record of 101–19–7.

Katherine Leigh is an American voice actress, best known for her roles as Sunni Gummi in Disney's Adventures of the Gummi Bears, Zuzu in Poppy Cat, Alex in the first two seasons of Totally Spies!, and as Connie Kendall in the Focus on the Family radio program Adventures in Odyssey since 1987. She has voice acted in both television, film and occasionally video game roles.

Jan Nevens was a Belgian professional road bicycle racer. Nevens won the 8th stage of the 1992 Tour de France. He also competed in the individual road race event at the 1980 Summer Olympics.

Mohamed Aly El-Erian is an Egyptian-American businessman. He is President of Queens' College, Cambridge and chief economic adviser at Allianz, the corporate parent of PIMCO where he was CEO and co-chief investment officer (2007–2014). He was chair of President Obama's Global Development Council (2012–17), and is a columnist for Bloomberg View, and a contributing editor to the Financial Times.

Sabine Weiss is a German lawyer and politician of the Christian Democratic Union (CDU) who has been serving as a member of the Bundestag from the state of North Rhine-Westphalia since 2009. Following the 2017 elections, she was appointed Parliamentary State Secretary at the Federal Ministry of Health under minister Jens Spahn in the government of Chancellor Angela Merkel.