List of Famous people who are 40

Julien Henry Guy Benneteau-Desgrois is a French retired professional tennis player. His career-high singles ranking is ATP world no. 25, which he reached in November 2014. He formerly resided in Boulogne-Billancourt and now lives in Geneva. Benneteau did not win a singles title, although he finished as runner-up in ten ATP tournaments. He reached the quarterfinals of the 2006 French Open and the semifinals of the 2014 Cincinnati Masters and 2017 Paris Masters.

Daisuke Miyazaki is a Japanese handball player for Osaki Osol and the Japanese national team. He played for BM Alcobendas in 09/10 season.

Olga Vladimirovna Medynich is a Russian theater and film actress.

Brandon & Leah were an American-based indie pop group made up of former husband and wife team Brandon and Leah Jenner.

Xie Na, also known as "Nana," is a Chinese host, singer and actress. She is famous for co-hosting the Hunan Satellite TV program Happy Camp with fellow hosts He Jiong, Li Weijia, Du Haitao, and Wu Xin. She graduated from Sichuan Normal University, where she majored in performance. She has over one hundred million followers on Weibo as of April 2018, making her one of the most widely followed celebrities in China.

Ashley Madekwe is a British actress. She is known for her roles as call girl Bambi in the ITV2 series Secret Diary of a Call Girl, social climber Ashley Davenport on the ABC drama series Revenge and the witch Tituba in the WGN America series Salem.

Friederike Elly Luise Otto is a German climatologist who as of January 2021 was Associate Director of the Environmental Change Institute (ECI) at the University of Oxford. Her research focuses on how extreme weather conditions can result from external climate drivers. A recognized expert in the field of attribution research, she examines the extent to which man-made developments are likely to be responsible for events such as the extreme summer of 2019, and their repercussions on global warming. As a result of these interests, she has become a member of the international project World Weather Attribution.

Kémi Séba, born Stellio Gilles Robert Capo Chichi on December 9, 1981 is a Pan-Africanist political leader, French-Beninese writer, and geopolitical journalist, seen as a prominent figure of anticolonialist resistance in francophone Africa in the 21st century.

Paolo Lorenzi is an Italian professional tennis player. Lorenzi is coached by Claudio Galoppini.

Ali Sarp Levendoğlu is a Turkish actor and director.