List of Famous people who are 40

Reshad Strik is a Bosnian Australian actor.

Yumi Adachi is a Japanese actress and singer.

Natasha Poonawalla is an Indian businesswoman, chairperson of the Villoo Poonawalla Foundation, executive director of Serum Institute of India, one of the largest vaccine manufacturing companies in the world by number of doses produced, director of the Poonawalla Science Park in the Netherlands and director of Villoo Poonawalla Racing and Breeding Pvt Ltd. She is a known fashion enthusiast.

Krystal Marie Ball is an American political pundit and journalist who co-hosts Rising with the Hill's Krystal Ball and Saagar Enjeti, produced by The Hill. She has appeared on Fox News, CNN, CNBC and Real Time with Bill Maher. She was previously a contributor under contract for MSNBC and a regular contributor to the HuffPost. Ball is now a co-host with Kyle Kulinski on the progressive podcast Krystal Kyle & Friends.

Jason David Williams is an American former basketball player and current television analyst. He played college basketball for the Duke Blue Devils men's basketball team and professionally for the Chicago Bulls in the NBA. He is married to Nikki Bonacorsi and is the father of one daughter, Amelia.

Fearne Wood is an English television and radio presenter. She has presented television programmes such as Top of the Pops and the Red Nose Day telethons.

David Branch is an American mixed martial artist currently competing in the Middleweight division. A professional competitor since 2007, he has fought for the UFC, World Series of Fighting, Bellator, Shark Fights, and Titan FC. Branch is the former WSOF Light Heavyweight Champion and WSOF Middleweight Champion.

Mari Hoshino is a Japanese actress and singer.

Humberto Andrés Suazo Pontivo, nicknamed Chupete, is a Chilean professional footballer who plays as a striker for Deportes La Serena. In 2006, he was awarded the IFFHS World's Top Goal Scorer. After winning the Apertura 2007 with Colo Colo, he moved to Liga MX club CF Monterrey, where he became the club's all-time top scorer as well as winning two Liga MX titles, and three CONCACAF Champions League titles. He returned to Colo-Colo in 2015 after seven years with Monterrey.

Christophe Dettinger is a French boxer.