Jill Mills (born March 2, 1972) is an American powerlifter and strongwoman.
Mills competed in bodybuilding from 1993 to 1995, but turned to powerlifting in 1996. She is undefeated in powerlifting competition, and has set many state and national records.
Mills was also one of the first women to compete in strongwoman contests, starting in 1997. She was named the 1997 North American Strongman Society Woman Athlete of the Year. Her most notable accomplishment in strongwoman competition has been winning the first two World's Strongest Woman contests in 2001 and 2002.
She is married to Milo Mills, and has one daughter. Mills lives in Texas and is a registered massage therapist and personal trainer. She is also a licensed nurse but does not practice.