He was born to a tree surgeon, William Hugh Jenner and his wife Estelle Jenner and was second among their seven children. His grandfather was also an athlete who had participated in the Boston Marathon several times.
He attended Newtown High School in Newtown, Connecticut after spending a year at Sleepy Hollow High School in Sleepy Hollow, New York. While in fifth grade, he and his teachers realized his athletic abilities and incorporated him into the school’s football, basketball and track teams.
In 1980, he started his television career starring in the TV movies, ‘The Golden Moment: An Olympic Love Story’ (1980), and ‘Grambling white tiger’ (1981). He became a guest-starring police officer in the police series ‘CHiPs’ for six episodes. He also appeared in the two video games ‘Olympic Decathlon’ (1980), and ‘Bruce Jenner’s world class decathlon’ (1996).
On April 21, 1991, he married Kris Kardashian after dating her for five months and has two daughters with Kris - Kendall Nicole and Kylie Kristen. He is also the step-father of Kris' four children from her previous marriage - Kim, Khloe, Kourtney and Rob Kardashian. His professional career evolved into being a television celebrity since he appeared with his blended family in ‘Keeping up with the Kardashians, produced by Kris. The Jenners announced their separation in October 2013 and Kris Jenner filed for divorce in September 2014.