Caitlyn Marie Jenner (born William Bruce Jenner; October 28, 1949) is an American television personality and retired Olympic gold medal–winning decathlete.

Jenner played college football for the Graceland Yellowjackets before incurring a knee injury that required surgery. Convinced by Olympic decathlete Jack Parker's coach, L. D. Weldon, to try the decathlon, Jenner won the men's decathlon event at the 1976 Summer Olympics in Montreal, setting a third successive world record and gaining fame as "an all-American hero".

Given the unofficial title of "world's greatest athlete", Jenner established a career in television, film, writing, auto racing, business, and as a Playgirl cover model.

Kylie Kristen Jenner (born August 10, 1997) is an American media personality.

She has starred in the E! reality television series Keeping Up with the Kardashians since 2007 and is the founder and owner of cosmetic company Kylie Cosmetics. At age 14 in 2012, she collaborated with the clothing brand PacSun, along with her sister Kendall, and created a line of clothing, "Kendall & Kylie".

In 2015, Jenner launched her own cosmetics line called Kylie Lip Kits, which was renamed to Kylie Cosmetics the following year. She also released a mobile app that reached number one on the iTunes App Store.

Kristen Mary Jenner (born November 5, 1955) is an American television personality, entertainment manager, producer, businesswoman, and author. She rose to fame starring in the reality television series Keeping Up with the Kardashians (2007–present).

She has four children from her first marriage to lawyer Robert Kardashian: Kourtney, Kim, Khloé and Robert, and two children from her second marriage to television personality and retired Olympic Games medalist, Bruce Jenner (now Caitlyn): Kendall and Kylie.