Kourtney Kardashian

Born on April 18, 1979, in Mill Valley, California, Kourtney Mary Kardashian is American, of mixed-race primarily Caucasian ethnicity, with Armenian descent from her father and Native American, French, English, Italian, Dutch, German, and Scottish roots from her mother. She is the eldest daughter of the late attorney Robert Kardashian and Kris Jenner, and the older sister of Kim and Khloe, with a younger brother Rob. Her half-siblings include Kendall and Kylie Jenner. Her mother divorced Robert in 1989 and later married Bruce Jenner. Robert Kardashian, famously known as O.J. Simpson's lawyer, passed away in 2003. Kourtney is married to Travis Barker, drummer for blink-182.

Kourtney has been active in entertainment since 1997, working as an actress, businesswoman, director, influencer, producer, reality TV star, TikTok star, and YouTuber. She first appeared on E!'s Filthy Rich: Cattle Drive in 2005, then gained fame on Keeping Up with the Kardashians from 2007. She has co-owned DASH boutiques with her sisters and a children's boutique, Smooch, with her mother. She graduated from the University of Arizona with a degree in Theatre Arts and a minor in Spanish. She has been in high-profile relationships, including with Scott Disick, with whom she has three children: Mason, Penelope, and Reign. As of May 2026, she has 214.9 million Instagram followers, 7.2 million on TikTok, and 330,000 YouTube subscribers on her Poosh platform. Known as "The Unassuming Firecracker," she has a quiet but spontaneous personality. She is straight. Her measurements are 38–26–40, with a bra cup size of 34D.