Celebrities who are 43 years old

Britney Jean Spears (born December 2, 1981) is an American singer. Often referred to as the "Princess of Pop", she is credited with influencing the revival of teen pop during the late 1990s and early 2000s. Spears has sold over 150 million records worldwide, making her one of the world's best-selling music artists. She has earned numerous awards and accolades, including a Grammy Award, 15 Guinness world records, six MTV Video Music Awards, seven Billboard Music Awards (including the Millennium Award), the inaugural Radio Disney Icon Award, and a star on the Hollywood Walk of Fame. Her heavily choreographed videos earned her the Michael Jackson Video Vanguard Award.

Beyoncé Giselle Knowles-Carter ( bee-ON-say; born September 4, 1981) is an American singer, songwriter, and businesswoman. Known as "Queen Bey", she has been widely recognized for her boundary-pushing artistry and vocal performances. Beyoncé is regarded as one of the greatest entertainers of her generation. Her contributions to music and visual media have made her an influential pop culture figure of the 21st century.

Serena Jameka Williams (born September 26, 1981) 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.

Sienna Rose Diana Miller (born 28 December 1981) is a British-American actress. Born in New York City and raised in London, she began her career as a photography model, appearing in the pages of Italian Vogue and posing topless for the 2003 Pirelli calendar. Her acting breakthrough came in the 2004 films Layer Cake and Alfie. She subsequently portrayed socialite Edie Sedgwick in Factory Girl (2006) and author Caitlin Macnamara in The Edge of Love (2008), and was nominated for the 2008 BAFTA Rising Star Award. Her role as The Baroness in G.I. Joe: The Rise of Cobra (2009) was followed by a brief sabbatical from the screen amid increased tabloid scrutiny.

Rachel Sarah Bilson (born August 25, 1981) is an American actress. Born to a California show-business family, Bilson made her television debut in 2003, and then landed the role of Summer Roberts on the prime-time drama series The O.C. Bilson made her movie debut in The Last Kiss (2006) and starred in the science-fiction-action film Jumper (2008) with her then boyfriend Hayden Christensen. From 2011 to 2015, she starred as Dr. Zoe Hart on The CW series Hart of Dixie. In 2018 she starred as Sam Swift on the short lived series Take Two.

Meagan Monique Good is an American actress. She first gained critical attention for her role in the film Eve's Bayou (1997), prior to landing the role of Nina in the Nickelodeon sitcom Cousin Skeeter (1998–2001). Good received further prominence after starring in the films Deliver Us from Eva (2003), Roll Bounce (2005), and Stomp the Yard (2007).

Kirsten Caroline Dunst (born April 30, 1982) is an American actress. She made her acting debut in the anthology film New York Stories (1989) and has since starred in several film and television productions. She has received several awards including nominations for an Academy Award, a Primetime Emmy Award, and four Golden Globe Awards.

Jessica Claire Timberlake (née Biel ; born March 3, 1982) is an American actress, model, producer, and singer. Biel began her career as a vocalist appearing in musical productions until she was cast as Mary Camden in the family drama series 7th Heaven (1996–2006), in which she achieved recognition. The series is the longest-running series that aired on The WB channel and the longest-running family drama in television history.

Christine Marie Flores (born September 26, 1981), better known as Christina Milian (), is an American actress, singer and songwriter. Born in Jersey City, New Jersey, but raised in Maryland, she signed a contract with Murder Inc. Records at the age of 19. In 2001, Milian released her self-titled debut album, which featured the singles "AM to PM" and "When You Look at Me"; the former charted within the Top 40 of the U.S. Billboard Hot 100 and both peaked in the top three on the UK Singles Chart. In 2004, Milian released her second studio album It's About Time, which provided her first major U.S. hit, "Dip It Low", which reached number five on the U.S. Billboard chart. "Whatever U Want" was released as the album's second single. Both singles charted within the Top 10 of the UK chart.

Chad Michael Murray (born August 24, 1981) is an American actor, writer and former model. He is best known for his roles in drama series and romantic comedy films. He played the lead role of Lucas Scott in The WB/CW teen drama series One Tree Hill (2003–09, 2012), and recurring roles as Tristin DuGray on Gilmore Girls (2000–01), Charlie Todd on Dawson's Creek (2001–02), and Edgar Evernever on Riverdale (2019), all on the same network.