Debbie Austin (born February 1, 1948) is an American professional golfer.

Austin was born in Oneida, New York. She first played on the LPGA Tour in 1968 and went on to win seven tournaments, including five in 1977 when she tied with Judy Rankin for most on tour. She won the Wills Qantas Australian Ladies Open in 1978. Her career was shortened by injury. She has held a variety of positions since the end of her tour career, including a stint as a coach for the Rollins College ladies' golf team in Winter Park, Florida. She spent several years associated with Westchester Country Club in New York. She resides in Orlando, Florida and is the head coach of the Bishop Moore Catholic High School girls' golf team.