List of Famous people who are 40

Louise Bourgoin is a French actress, model and television presenter.

Benjamin Thomas Zobrist, nicknamed Zorilla, is an American former professional baseball second baseman and outfielder. He played in Major League Baseball (MLB) for the Tampa Bay Devil Rays/Rays, Oakland Athletics, Kansas City Royals, and Chicago Cubs. Zobrist played in three World Series, winning the last two becoming a two-time World Series champion in consecutive seasons of 2015 with the Royals and 2016 with the Cubs.

Fan Bingbing is a Chinese actress, model, television producer and singer. Since 2013, Fan has been listed as the highest-paid celebrity in the Forbes China Celebrity 100 list for four years in a row after ranking in the top 10 every year since 2006. Fan is one of the highest-paid actresses in the world and has been called a global fashion icon due to her frequent appearances on the red carpet, at movie premieres, and at fashion shows.

Christina Vidal Mitchell is an American actress, singer and producer. She is best known for her roles in films such as Life with Mikey, Brink!, Freaky Friday, and See No Evil and for her role in Nickelodeon sitcom Taina, in which she played the title character (2001–2002), as Gina Perrello in Code Black (2015–2016), and as Detecive Valeria Chavez in Training Day (2017).

Kim Jong-chul, sometimes spelled Kim Jong Chol, is a son of former North Korean Supreme Leader Kim Jong-il. His younger brother is current Supreme Leader Kim Jong-un. His older half-brother Kim Jong-nam was assassinated in February 2017.

Prince August Fredrik zu Sayn-Wittgenstein-Berleburg, known professionally as August Wittgenstein, is a German-Swedish actor and member of the princely House of Sayn-Wittgenstein-Berleburg. Wittgenstein has appeared in English, German, and Swedish language films, starring in the 2013 German television movie Desert Heart - The Trip of My Life. He is known for his portrayals of Georg Donatus, Hereditary Grand Duke of Hesse in The Crown and Count Alfred Eckbrecht von Dürckheim-Montmartin in Ludwig II as well as his roles as Karl Tennstedt in Das Boot and Andreas Wolf in Deadwind.

Jun Ji-hyun, also known by her English name Gianna Jun, is a South Korean actress and model. She has received multiple awards, including two Grand Bell Awards for Best Actress and a Daesang for Television at the Baeksang Art Awards.

Abigail Leigh Spencer is an American actress. She began her career playing Rebecca Tyree on the ABC daytime television soap opera All My Children (1999–2001), before going on to star in the Lifetime crime drama series Angela's Eyes (2006). She also had recurring roles on Mad Men (2009), Hawthorne (2010), and Suits (2011–2019). From 2013 to 2016, Spencer starred as Amantha Holden in the SundanceTV drama series Rectify, for which she received a nomination for a Critics' Choice Television Award. From 2016 to 2018, Spencer starred as history professor Lucy Preston in the NBC science-fiction series Timeless.

Wesley Carter Welker is an American football coach and former player who is the wide receivers coach for the San Francisco 49ers of the National Football League (NFL). He previously served as an assistant coach for the Houston Texans. He played college football for the Texas Tech Red Raiders and was signed by the San Diego Chargers as an undrafted free agent in 2004. Welker went on to also play for the Miami Dolphins, New England Patriots, Denver Broncos, and St. Louis Rams.

Howard David Krein is an American otolaryngologist, plastic surgeon, and business executive. He is an assistant professor of otolaryngology at Thomas Jefferson University and is a founding partner and co-director of Thomas Jefferson University Hospital's Facial Aesthetic and Reconstructive Center. Krein is the chief medical officer at StartUp Health, a venture capital and health technology firm. He is the husband of Ashley Biden, the daughter of United States President Joe Biden. He served on the Biden Cancer Initiative's board of directors from 2017 to 2019. Krein has advised the Joe Biden 2020 presidential campaign on its COVID-19 pandemic response in an unofficial role.