Kaitlin Young (born September 15, 1985) is an American former mixed martial artist who last competed in the lightweight division.

A professional mixed martial artist since 2007, Young has also competed for EliteXC, Invicta Fighting Championships, and Professional Fighters League (PFL) Young began training in martial arts at age 14, where she explored her interest in taekwondo and earned a black belt.

Graduating at the top of her class from Centennial High School in 2004, Young subsequently enrolled in the University of Minnesota, with a major in kinesiology.

[5][6] Young rose to fame after winning the one-night 2007 HOOKnSHOOT Women's Grand Prix with three knockouts in a combined time of just 1:45.

On May 31, 2008, Young was defeated by Gina Carano at EliteXC: Primetime on CBS after the second round when the ringside physician declared her unable to continue.

Young returned to MMA competition on December 11, 2009, but lost to Shana Olsen via second-round technical knock out.

[7] Young entered the Freestyle Cage Fighting Women's Bantamweight Grand Prix at FCF 39 on January 30, 2010 in Shawnee, Oklahoma.

[13] Young faced Kedzie again in a five-round title rematch at Jackson's MMA Series 4 on April 9, 2011 in Albuquerque, New Mexico.

[15] Young was scheduled to face Jan Finney in the main event of Freestyle Cage Fighting 49 on October 1.

[33][34] In April 2016 it was announced by Invicta FC that Young would be joining their staff as a fight matchmaker, working alongside Julie Kedzie.

[37] Young was scheduled to face Zarah Fairn Dos Santos on November 16, 2018 at Invicta FC 32: Spencer vs.

[43] On February 25, 2021, news surfaced that Young had signed with Professional Fighters League and is expected to compete in the women's lightweight tournament of season 2021.