List of Famous people who are 40

Michael David Adamthwaite is a Canadian voice and television actor. He is credited with providing the voice for many characters in various anime series. He is also known for playing the Jaffa Herak in the science fiction TV-series Stargate SG-1. He is also best known as the voice of Jay in the Cartoon Network show Lego Ninjago: Masters of Spinjitzu.

Daniel Gregory Feuerriegel is an Australian actor who is based in Los Angeles, California, United States. He has acted in a number of Australian television series and first came to international notice with his role as a gladiator recruit "Agron" in the series Spartacus: Blood and Sand, Spartacus: Vengeance and Spartacus: War of the Damned. Starting in June 2021, he will be joining the cast of NBC Daytime soap opera, Days of Our Lives as EJ DiMera, last portrayed by James Scott.

Derek MacKenzie is a Canadian former professional ice hockey player who most notably played for the Atlanta Thrashers, Columbus Blue Jackets and the Florida Panthers of the National Hockey League (NHL). He was drafted 128th overall by the Atlanta Thrashers in the 1999 NHL Entry Draft. He also played in the American Hockey League (AHL) for Columbus' and Atlanta's farm teams, the Syracuse Crunch and Chicago Wolves respectively. While with the Wolves, MacKenzie was part of a Calder Cup championship team in 2002 and also spent time as the team's captain. He set franchise records in career shorthanded goals for both AHL teams. His father, Ken MacKenzie, is the assistant general manager of the Ontario Hockey League's Sudbury Wolves. He is currently an assistant coach for the Florida Panthers, whom he previously served as captain of from 2016 to 2018.

Joost Posthuma is a Dutch retired professional road bicycle racer, who competed as a professional between 2004 and 2012. Born in Hengelo, Posthuma was known for his time-trialling and he wore the white jersey for the best young rider at the 2006 Tour de France. Posthuma set the best time for riders eligible for the young rider classification in the prologue, but lost it after the 1st road stage, after a rival got in a breakaway and got bonus seconds on the road.

Jill Kintner.

Marek Rutkiewicz is a Polish road racing cyclist, who currently rides for UCI Continental team Mazowsze–Serce Polski. Rutkiewicz's strength lies in climbing and his victories have come in hilly races, including the mountains classification at the 2009 Tour de Pologne.

Ryusuke Hamamoto , also known by pen name Ryu Moto, is a Japanese manga artist from Fukuoka Prefecture. He is best known for his work on Petit Eva: Evangelion@School.