Kourtney Mary Kardashian (born April 18, 1979) is an American celebutante, socialite, model, businesswoman and television personality. She is best known for her appearances on the reality show Keeping Up with the Kardashians.

Kourtney Kardashian was born in Los Angeles of Armenian (father) and Dutch-Scottish American (mother) descent,^[1] to attorney Robert Kardashian and Kris Jenner (née Houghton). She is their eldest child. Robert Kardashian, best known for being O. J. Simpson’s lawyer during his murder trial, died on September 30, 2003.^[2] Her mother divorced Robert Kardashian in 1989 and married former Olympian Bruce Jenner in 1991.^[3] As seen on Keeping Up with the Kardashians, Kardashian co-owns and operates DASH, a clothing boutique in Los Angeles, with sisters Kim and Khloe. She and her mother co-own the upscale Los Angeles children's boutique, Smooch.^[4]

Kardashian attended the Catholic all-girls school Marymount High School. Following graduation, she left California to move to Dallas where she attended Southern Methodist University for two years. She then moved to Tucson and attended the University of Arizona, graduating with a degree in Theatre Arts and a minor in Spanish. Her classmates included Nicole Richie, Heather Blair, and Luke Walton.^[4]

Kardashian has four sisters, (from oldest to youngest) Kim, Khloe, Kendall Jenner (half-sister), and Kylie Jenner (half-sister). She has one brother, Rob Kardashian. Kardashian also has three stepbrothers, (from oldest to youngest) Burt Jenner, Brandon Jenner and Brody Jenner. She also has one stepsister, Casey Jenner.In April 2009, it was announced that Kourtney Kardashian and her sister Khloe Kardashian would be appearing in a spin-off which will air in August 2009. The spin-off will feature the girls moving to Miami to open a DASH store on the East Coast. The show will be titled Kourtney and Khloe Take Miami. The spin-off will not feature sister Kim prominently, but the entire Kardashian family may make guest appearances on the new series.

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