List of Famous people who are 40

Serena Jameka Williams is an American professional tennis player and former world No. 1 in women's single tennis. She has won 23 Grand Slam singles titles, the most by any player in the Open Era, and the second-most of all time behind Margaret Court (24). The Women's Tennis Association (WTA) ranked her world No. 1 in singles on eight separate occasions between 2002 and 2017. She reached the No. 1 ranking for the first time on July 8, 2002. On her sixth occasion, she held the ranking for 186 consecutive weeks, tying the record set by Steffi Graf. In total, she has been No. 1 for 319 weeks, which ranks third in the Open Era among female players behind Graf and Martina Navratilova.

Rami Said Malek is an American actor. He is best known for portraying computer hacker Elliot Alderson in the USA Network television series Mr. Robot (2015–2019), for which he received accolades such as the 2016 Primetime Emmy Award for Outstanding Lead Actor in a Drama Series, and as Queen lead singer Freddie Mercury in the biopic Bohemian Rhapsody (2018), for which he received awards such as the Academy Award, Golden Globe Award, Screen Actors Guild Award, and British Academy Film Award for Best Actor. He has also received multiple other accolades, and is the first actor of Egyptian heritage to win the Academy Award for Best Actor. Time magazine named Malek one of the 100 most influential people in the world in 2019.

Britney Jean Spears is an American singer, songwriter, dancer, and actress. She is credited with influencing the revival of teen pop during the late 1990s and early 2000s, for which she is referred to as the "Princess of Pop". After appearing in stage productions and television series, Spears signed with Jive Records in 1997 at age 15. Her first two studio albums, certified diamond in the US, ...Baby One More Time (1999) and Oops!... I Did It Again (2000), were global successes and became two of the best-selling albums of all time, along with making her the best-selling teenage artist of all time. The former's title track was named the greatest debut single of all time by Rolling Stone in 2020 and the latter held a 15-year record for fastest-selling album by a female artist in the United States with first-week sales of over 1.3 million copies.

Zlatan Ibrahimović is a Swedish professional footballer who plays as a striker for Serie A club A.C. Milan. Ibrahimović is widely regarded as one of the best strikers of all time. He is one of the most decorated active footballers in the world, having won 31 trophies in his career. He has scored over 560 career goals, and has scored in each of the last four decades.

Christopher Robert Evans is an American actor, best known for his role as Captain America in the Marvel Cinematic Universe (MCU) series of films. Evans began his career with roles in television series, such as in Opposite Sex in 2000. Following appearances in several teen films including 2001's Not Another Teen Movie, he gained attention for his portrayal of Marvel Comics character Human Torch in 2005's Fantastic Four, and its sequel Fantastic Four: Rise of the Silver Surfer (2007). Evans made further appearances in film adaptations of comic books and graphic novels: TMNT (2007), Scott Pilgrim vs. the World (2010), and Snowpiercer (2013).

Natalie Portman is an Israeli-born American actress and director. Prolific in film since a teenager, she has starred in blockbusters and also played psychologically troubled women in independent films, for which she has received various accolades, including an Academy Award and two Golden Globe Awards.

Beyoncé Giselle Knowles-Carter is an American singer, songwriter, actress, and record producer. Born and raised in Houston, Texas, Beyoncé performed in various singing and dancing competitions as a child. She rose to fame in the late 1990s as the lead singer of Destiny's Child, one of the best-selling girl groups of all time. Beyoncé is often cited as an influence by other artists.

Rich Paul is an American sports agent based in Cleveland, Ohio. He founded Klutch Sports Group and represents a number of prominent NBA players, including Anthony Davis, Eric Bledsoe, John Wall, Ben Simmons, Draymond Green, Jusuf Nurkić, Kentavious Caldwell-Pope, long-time friend LeBron James, and most recently, Trae Young, OG Anunoby, and Tyrese Maxey.

Paris Whitney Hilton is an American media personality, businesswoman, socialite, model, singer, actress, and DJ. She is a great-granddaughter of Conrad Hilton, the founder of Hilton Hotels. Born in New York City and raised there and in Beverly Hills, California, Hilton began her modeling career as a teenager when she signed with New York-based modeling development agency Trump Model Management. David Lachapelle soon photographed her for the September 2000 issue of Vanity Fair. Her late-night persona and reputation as a socialite made her a fixture of tabloid journalism, and Hilton was proclaimed "New York's leading It Girl" in 2001. In 2003, a leaked 2001 sex tape with her then-boyfriend Rick Salomon, later released as 1 Night in Paris, catapulted her into global fame, and the reality television series The Simple Life, in which she starred with her friend and socialite counterpart Nicole Richie, started its five-year run with 13 million viewers, on Fox.

Michael Carrick is an English professional football coach and former player who is currently working as a first-team coach at Manchester United. He is one of the most decorated English footballers of all time and is best known for his 12-year playing career with Manchester United, whom he also captained. Carrick was a central midfielder, but he was used as an emergency centre-back under Alex Ferguson, David Moyes and Louis van Gaal. His playing style was grounded in his passing ability.