Kimberly Noel Kardashian (formerly West; born October 21, 1980) is an American socialite, model, media personality, and businesswoman. She first gained media attention as a friend and stylist of Paris Hilton, but received wider notice after the sex tape Kim Kardashian, Superstar, shot in 2002 with her then-boyfriend Ray J, was released in 2007. Later that year, she and her family began to appear in the E! reality television series Keeping Up with the Kardashians (2007–2021). Its success led to the formation of the spin-off series Kourtney and Kim Take New York (2011–2012), Kourtney and Kim Take Miami (2009–2013) and Hulu's successor The Kardashians (2022).

Kardashian has developed a significant presence online and across numerous social media platforms, including hundreds of millions of followers on Twitter and Instagram. She has released a variety of products tied to her name, including the 2014 mobile game Kim Kardashian: Hollywood, a variety of clothing and products, the 2015 photo book Selfish and her eponymous personal app. Her relationship with rapper Kanye West has also received significant media coverage; they were married from 2014 to 2022 and have four children together. As an actress, Kardashian has appeared in films including Disaster Movie (2008), Deep in the Valley (2009) and Temptation: Confessions of a Marriage Counselor (2013).

In recent years, Kardashian has focused on her own businesses by founding KKW Beauty and KKW Fragrance in 2017. In 2019, she launched shapewear company Skims, which was previously called "Kimono" but changed its name following widespread backlash. Kardashian has also become more politically active by lobbying president Donald Trump for prison reform and lobbying for Alice Marie Johnson to be granted clemency. She has advocated for the recognition of the Armenian genocide on numerous occasions. Kardashian is also planning to become a lawyer by doing a four-year law apprenticeship that is supervised by the legal nonprofit #cut50, which was co-founded by Van Jones.Time magazine included Kardashian on their list of 2015's 100 most influential people. Both critics and admirers have described her as exemplifying the notion of being famous for being famous. She was reported to be the highest-paid reality television personality of 2015, with her estimated total earnings exceeding US$53 million.