List of Famous people who are 40

Pierre Rochefort is a French actor and singer. He is the son of Jean Rochefort and Nicole Garcia. At the age of five, he appeared in the 1986 short film 15 août which was directed by his mother. In 2005, he made his foray into music and founded his own record label "Homworkz". More recently, he has appeared in television, stage and film productions, including the film Going Away, for which he won the award for Male Revelation at the 2014 Cabourg Film Festival.

John Heffernan is a British actor. He has worked with the English Touring Theatre, the Royal Shakespeare Company, and the National Theatre, taking the lead roles in Edward II at the National Theatre, and Oppenheimer with the RSC.

Asmik Grigorian is an Armenian-Lithuanian operatic soprano.

Adewale "Wally" Adeyemo is a Nigerian-American economic and political advisor. He was the first president of the Obama Foundation and is President Joe Biden's nominee for United States Deputy Secretary of the Treasury. During the Obama administration, Adeyemo was the Deputy National Security Advisor for International Economics from 2015 to 2016 and Deputy Director of the National Economic Council.

Jun Kaname is a Japanese actor and tarento. He was born in Mitoyo, Kagawa and made his drama debut as an actor in 2001 in the Tokusatsu Series "Kamen Rider Agito". He appears not only in TV dramas but also in movies, commercial messages, variety TV programs, plays, and music videos. Kaname married a non-celebrity woman April 28, 2013.

Marques Barrett Houston is an American R&B singer, songwriter, actor and record producer. A member of the R&B group Immature/IMx from 1990 until 2001, Houston went solo in 2003. As an actor, he is best known for his role as Roger Evans in the television comedy Sister, Sister.

Gemma Clare Collins is an English media personality and businesswoman. In 2011, she began appearing on the ITVBe reality series The Only Way Is Essex, appearing until 2019. Collins went on to appear in various television shows, including I'm a Celebrity...Get Me Out of Here! (2014), Celebrity Big Brother (2016), Celebs Go Dating (2018), and Dancing on Ice (2019). In 2018, she began starring in her own reality franchise, Gemma Collins: Diva, and a year later, she began hosting a podcast on BBC Sounds.

Justin DeYarmond Edison Vernon is an American singer, songwriter, producer and multi-instrumentalist. He is best known as the primary songwriter and frontman of indie folk band Bon Iver. Known for his distinct falsetto voice, he is also a member of the bands Volcano Choir, Big Red Machine, The Shouting Matches, and Gayngs. He was previously a member of the now-defunct band DeYarmond Edison.

Chan Wen-ting , known professionally as Faye, is a Taiwanese singer and businesswoman. She is the former lead vocalist of pop rock band F.I.R., who won Golden Melody Award for Best New Artist in 2005. In 2017, Faye made her solo debut with the album Little Outerspace.

Muhammad Ibrahim or better known as Baim Wong is an Indonesian actor, entrepreneur and philanthropist of mixed ethnic Chinese and Sundanese descent.