List of Famous people who are 40

Natalya Nikolayevna Antyukh is a Russian athlete who primarily competes in the 400 metres and 400 metre hurdles. She won the gold medal in 400m hurdles at the 2012 Summer Olympics, after winning a bronze medal in the 400 m dash at the 2004 Olympics. She is the only woman to win an Olympic medal in both the 400 m hurdles and 400 m dash.

Amanda Ray Beard, also known by her married name Amanda Brown, is an American swimmer and a seven-time Olympic medalist. She is a former world record holder in the 200-meter breaststroke.

Belladonna is an American actress, director, producer, and model. She was a pornographic actress until she announced her retirement from the industry in 2008. Since retiring from pornography, she has acted in several films, including Inherent Vice and The Ladies of the House.

Nam Hyun-Hee is a South Korean foil fencer. She is left-handed.

Ola Kvernberg is a Norwegian jazz musician known for his virtuosic string swing violin playing and his international performances. He is the son of traditional musicians Liv Rypdal Kvernberg and Torbjørn Kvernberg, and the brother of traditional musicians Kari Kvernberg Dajani and fiddler Jorun Marie Kvernberg, and grandson of the fiddler and traditional music composer Peter L. Rypdal. Kvernberg studied classical violin from the age of nine, and won 3rd prize in a great classical violin competition in Italy when he was fourteen.

Filiz Ahmet is a Macedonian-born Turkish stage and screen actress. She is best known for her roles as Zarife in the Turkish TV series Farewell Rumelia and Nigar Kalfa in the TV series Muhteşem Yüzyıl.

Kate Gallego is an American politician serving as the mayor of Phoenix, Arizona since 2019. A member of the Democratic Party, she previously served on the Phoenix City Council from 2014 to 2018.