List of Famous people who are 40

Yasuyuki Muneta is a Japanese judoka. He won two gold medals and a silver medal at the World Judo Championships.

Catherine St. Onge, better known by her stage name Himeka (ヒメカ), is a French Canadian descent anime song singer no longer active in Japan. While fluent in English and her native French, she is moderately proficient in Japanese. Her stage name, Himeka, comes from a character she created in a story she wrote when she was 13 years old.

Kateryna Volodymyrivna Monzul is a Ukrainian football referee.

Yang Huiyan is a Cypriot-Chinese billionaire businesswoman and property developer who is the majority shareholder of Country Garden Holdings, a stake largely transferred to her by her father Yang Guoqiang in 2007. She is the richest woman in Asia.

Daniel Anthony Sam is an English super heavyweight kickboxer and is currently ranked UK number 1 in the heavyweight division of Muay Thai. He has fought on the top kickboxing promotions including Enfusion, SUPERKOMBAT, Glory and most recently Dynamite Fighting Show. Sam is known for his flying knees, devastating low kicks and strong punches.

César Armando Librado Legorreta is a Mexican serial killer known as El Coqueta, who was convicted of six rapes and murders of women in the Greater Mexico City.

Aleksandr Valeryevich Mokin is a Kazakh football goalkeeper for the Kazakhstan national football team and FC Tobol.

Benjamin Lev Kweller is an American singer, songwriter and multi-instrumentalist.

Marco Streller is a Swiss former footballer who played as a striker and is best known for his years with FC Basel and the Switzerland national team. He was the sporting director of FC Basel from June 2017 until June 2019. Since February 2020 he works as a TV expert for the Swiss Pay TV broadcaster Teleclub.

Jorge Rodrigo Bava is an Uruguayan footballer who plays for Club Guaraní.