List of Famous people who are 40

Antje Traue is a German actress. She speaks German and English fluently, and appeared in her first English-language role in the film Pandorum. She is internationally best known for her portrayal of the villainous, indestructible character of Faora in the 2013 Superman movie Man of Steel, and her role as Agnes Nielsen in the German Netflix series Dark.

Mikhail Vladimirovich Degtyarev is a Russian politician and the acting Governor of Khabarovsk Krai since 20 July 2020.

Jared Cain O'Mara is a British former politician. He was the Member of Parliament (MP) for the constituency of Sheffield Hallam from 2017 to 2019, and was elected as the Labour candidate.

Rosanne Santos Mulholland is a Brazilian actress. She played the lead role, teacher Helena, in the Brazilian version of the telenovela Carrusel.

Tomás Gonzalo Fonzi is an Argentine actor. His older sister Dolores Fonzi is also an actress in the Cinema of Argentina.

John Philip Walker Lindh is an American who was captured as an enemy combatant during the United States' invasion of Afghanistan in November 2001. He was captured and detained at Qala-i-Jangi fortress, used as a prison. He denied participating in the Battle of Qala-i-Jangi, a violent uprising of the Taliban prisoners, during which all but 86 of the estimated 300–500 prisoners were killed, along with CIA officer Johnny "Mike" Spann. Brought to trial in United States federal court in February 2002, Lindh accepted a plea bargain; he pleaded guilty to two charges and was sentenced to 20 years in prison. He was released on supervision on May 23, 2019, for a three-year period of supervised release.

Lucas Patrick McCown is a former American football quarterback in the National Football League for the Cleveland Browns, Tampa Bay Buccaneers, Jacksonville Jaguars, Atlanta Falcons and New Orleans Saints. He was drafted by the Cleveland Browns in the fourth round of the 2004 NFL Draft. He played college football at Louisiana Tech University.

Demna Gvasalia is a Georgian fashion designer, currently the creative director of Balenciaga and the co-founder of Vetements.

Michael Anthony Napoli is an American former professional baseball first baseman and catcher and current coach. He is the quality assurance coach for the Chicago Cubs of Major League Baseball (MLB). He was selected in the 17th round of the 2000 Major League Baseball Draft. He played in MLB for the Los Angeles Angels of Anaheim, Texas Rangers, Boston Red Sox, and Cleveland Indians. Up to 2013, Napoli was primarily a catcher. He holds the all-time single-season records for most strikeouts by both a Red Sox player and an Indians player. In 2009 he led all American League catchers in errors, and in 2016 he led all AL first basemen in errors.

Luciano Ariel Pereyra is an Argentine singer.