She had an outstanding amateur career, scoring back-to-back wins in the B.C. Junior tournament in 1978 and 1979 and the B.C. Amateur in 1982 and 1983. She capped her 1983 season with the Canadian Women's Amateur title and won NCAA all-American honours at Lamar University. She won a scholarship in her sophomore year and graduated in 1983 with a degree in elementary education.
Coe-Jones played on the LPGA Tour from 1984 to 2008, winning three tournaments, and over $3 million in career earnings. She competed in over 20 Canadian Women's Opens. Her best chance to win her national open was in 1993, when she was third behind Brandie Burton and Betsy King at London Hunt. She tied for fourth with Canadian Gail Graham in 1998 in Windsor, Ontario.
She competed under her maiden name, Dawn Coe, until her marriage to Jimmy Jones in November 1992. She moved to Tampa from Texas in 1992 to be near the man she would marry that year, Jimmy Jones, and friends from the tour. Their son James was born three years later.
Coe-Jones' favourite hockey team growing up was the Montreal Canadiens, but after living in Florida for many years she adopted the Tampa Bay Lightning. She was present for their 2004 Stanley Cup victory.
Coe-Jones made her farewell appearance at the CN Canadian Open in 2008, finishing 14-over after two rounds and missing the cut.
The inaugural Dawn Coe-Jones Golf Classic was held in October 2016 to raise funds for Sarcoma research in her name.
