Celebrities who are 46 years old

Ian Joseph Somerhalder (born December 8, 1978) is an American actor, model, activist and director. He is known for playing Boone Carlyle in the TV drama Lost, Damon Salvatore in The CW's supernatural drama The Vampire Diaries and Dr. Luther Swann in Netflix's sci-fi horror series V Wars.

Stana Katic (born 26 April 1978) is a Canadian-American actress and producer. She played Kate Beckett on the ABC television romantic crime series Castle (2009–2016) and Agent Emily Byrne in the thriller series Absentia (2017–2020).

Karrine Steffans (born August 24, 1978) is an American author, most notably of the Vixen series of books. She has worked as an actress and as a video vixen, having appeared in more than 20 music videos. In 2007 and 2008, Steffans visited a number of college campuses to speak about her involvement in the hip hop industry and its expectations of women.

Usher Raymond IV (born October 14, 1978) is an American singer, songwriter, dancer, and actor. He is recognized as an influential figure in contemporary R&B and pop music. In 1994, Usher first released his self-titled debut album at the age of 15 and rose to fame in the late 1990s following the release of his second album, My Way (1997). It spawned his first Billboard Hot 100 number-one single "Nice & Slow", and the top-two singles: the title track and "You Make Me Wanna...". His third album, 8701 (2001), saw continued success and contained two number-one singles, "U Remind Me" and "U Got It Bad", as well as the top-three single, "U Don't Have to Call". It sold eight million copies worldwide and won his first two Grammy Awards for Best Male R&B Vocal Performance consecutively in 2002 and 2003.

Adam Noah Levine (born March 18, 1979) is an American singer-songwriter, record producer, and the lead singer and occasional rhythm guitarist of the pop rock band Maroon 5. Levine began his musical career in 1994 with the band Kara's Flowers, of which he was the lead vocalist and guitarist. The band split up in 1997 after the commercial failure of their only album, The Fourth World. In 2001, the group was reformed as Maroon 5 – with James Valentine replacing Levine as guitarist- and released their first album, Songs About Jane, which went multi-platinum in the US. Since then, they have released five more albums: It Won't Be Soon Before Long (2007), Hands All Over (2010), Overexposed (2012), V (pronounced: "five") (2014), and Red Pill Blues (2017). As part of Maroon 5, Levine has received three Grammy Awards, three American Music Awards, an MTV Video Music Award, and a World Music Award.

Tyrese Darnell Gibson (born December 30, 1978) is an American singer, songwriter, author, rapper, actor, model, VJ, and screenwriter. After releasing several albums, he transitioned into films, with lead roles in several major Hollywood releases. He played Joseph "Jody" Summers in Baby Boy, Angel Mercer in Four Brothers, Roman Pearce in the Fast & Furious films, and Robert Epps in the Transformers film series. According to Billboard, Tyrese has sold 3.69 million albums in the U.S.

Rachel Anne McAdams (born November 17, 1978) is a Canadian actress. After graduating from a theatre degree program at York University in 2001, she worked in Canadian television and film productions, such as the drama film Perfect Pie (2002), for which she received a Genie Award nomination, the comedy film My Name Is Tanino (2002), and the comedy series Slings and Arrows (2003–2005), for which she won a Gemini Award.

Nicole Scherzinger (born Nicole Prescovia Elikolani Valiente; June 29, 1978) is an American singer and television personality. Born in Honolulu, Hawai'i, and raised in Louisville, Kentucky, Scherzinger initially performed in plays throughout her adolescence and went to study at Wright State University, before dropping out to pursue a musical career with American rock band Days of the New and later found modest success in 2001 upon winning a place in Eden's Crush, a girl group created through The WB's Popstars.

Mayte Michelle Rodríguez (born July 12, 1978) is an American actress. She began her career in 2000, playing a troubled boxer in the independent sports drama film Girlfight (2000), where she won the Independent Spirit Award and Gotham Award for Best Debut Performance. Rodriguez played Letty Ortiz in the Fast & Furious franchise, and portrayed Rain Ocampo in the Resident Evil franchise. She appeared in the crime thriller S.W.A.T. (2003), and later starred in James Cameron's science fiction epic Avatar (2009) and in the action film Battle: Los Angeles (2011).

Jennifer Love Hewitt (born February 21, 1979) is an American actress and singer. Hewitt began her career as a child actress and singer, appearing in national television commercials before joining the cast of the Disney Channel series Kids Incorporated (1989–1991). She had her breakthrough as Sarah Reeves Merrin on the Fox teen drama Party of Five (1995–1999) and rose to fame as a teen star for her role as Julie James in the horror films I Know What You Did Last Summer (1997) and its 1998 sequel, as well as her role as Amanda Beckett in the teen comedy film Can't Hardly Wait (1998).