List of Famous people who are 40

Omar Sebastián Pérez Marcos is an Argentine retired footballer who played as a midfielder.

Azusa Yamamoto is a Japanese Gravure idol, actress, and talent. She was named as one of the "7 most irresistibly cute Japanese idols" by the Thailand version of FHM magazine in 2010. The magazine also dubbed her "the cutest villain ever" for her movie work in the "Hurricanger" series. Her older brother, Kōhei Yamamoto, is also an actor.

Kim Myung-hwi is a retired Japanese footballer. He is of Korean heritage.

Tiago Cardoso Mendes OIH, known simply as Tiago, is a Portuguese football manager and former player who played as a midfielder.

Juan Sartori is an Uruguayan businessman and politician. He is the president and founder of Union Group, a privately owned conglomerate which holds significant interests in businesses spanning the agricultural, energy, forestry, infrastructure, minerals, oil and gas and real estate sectors in Latin America. Sartori is also one of the main shareholders of League One English football team, Sunderland, which he acquired together with a consortium of partners in 2018.

Ryota Wakiya is a Japanese Nippon Professional Baseball player for the Yomiuri Giants in Japan's Central League.

Kirsten Price is an American pornographic film actress, model, cable television show host and feature dancer.

Takeshi Honda is a former Japanese competitive figure skater. He is a two-time World bronze medalist, two-time Four Continents champion, and six-time Japanese national champion.

Asier del Horno Cosgaya is a Spanish retired footballer who played as a left back.

Roman Rotenberg is a business man and entrepreneur who was born on 7 April 1981 in Leningrad, the USSR. He holds the following posts: first vice-president of the Russian Ice Hockey Federation, head of the Russia national ice hockey team staff including the analytical and statistical departments, Gazprombank vice-president, member of the Kontinental Hockey League board of directors, Deputy Chairman of the KHL board, Deputy Chairman of the SKA Hockey Club board of directors, SKA vice-president, founder of the Doctor Sport company Vitawin brand which deals with the distribution of sports nutrition. Founder of a number of other companies in the sports marketing, media and sports equipment markets. He is also active in these following fields: owner of the Hartwall Arena stadium, chairman of the Arena Events board of directors and is Gazprom Export's consultant on external communications.