List of Famous people born on April 20th

Robert Kenneth Wilfort is a Welsh actor from Porthcawl, who has made many appearances on British television and film. He is best known for his role as Jason West in Gavin & Stacey.

Alan Damián Pérez is an Argentine professional footballer who plays as a centre-back for Atlanta.

David John Chalmers is an Australian philosopher and cognitive scientist specializing in the areas of philosophy of mind and philosophy of language. He is a Professor of Philosophy and Neural Science at New York University, as well as co-director of NYU's Center for Mind, Brain and Consciousness. In 2013, he was elected a Fellow of the American Academy of Arts & Sciences.

William deVry is a Canadian television actor. He is best known for his roles in American daytime soap operas, as Tim Dolan on Port Charles, as Michael Cambias on All My Children, as Storm Logan on The Bold and the Beautiful, and as Julian Jerome on General Hospital. He is also known for roles in the Earth: Final Conflict, Stargate SG-1, InSecurity, and Nikita.

Ben van der Burg is a retired speed skater from the Netherlands who was active between 1987 and 1992. He won a silver medal at the World All-Round Speed Skating Championships for Men in 1990. The same year he won three national titles, in the 1500 and 5000 m and allround.

Donald Roy Pettit is an American chemical engineer and a NASA astronaut. He is a veteran of two long-duration stays aboard the International Space Station, one space shuttle mission and a six-week expedition to find meteorites in Antarctica. As of 2018, at age 64, he is NASA's oldest active astronaut.

Gregory Hammond Olsen is an American entrepreneur, engineer and scientist who, in October 2005, became the third private citizen to make a self-funded trip to the International Space Station with the company Space Adventures.

Yves Chastan was a member of the Senate of France. He represented the Ardèche department as a member of the Socialist Party.