Doug Doull was born May 31, 1974 in Glace Bay, Nova Scotia. A graduate of the OHL's Belleville Bulls, Doull toiled for five seasons in the minors and Europe before making his NHL debut during the 2003-04 season.
A hard-nosed forward, Doull played four season in the OHL with Belleville before making his professional debut in 1998-99 with the IHL's Michigan K-Wings. The Glace Bay, N.S. native went on to play two seasons in the IHL with stops in Michigan, Manitoba and Detroit before opting to try his hand overseas. After only 15 games with Manchester of the British Super League, Doull returned to North America and joined the AHL's Saint John Flames for the remainder of the 2000-01 season. In 2001-02, Doull suited up for the AHL's St. John's Maple Leafs and went to play two seasons with the club, establishing a career in goals with 15 and points with ten.
After a short two-year stint in St. John's, Doull joined the Boston Bruins organization in the summer of 2003. Although he spent the early part of the season with the team's AHL affiliate in Providence, Doull went on to make his NHL debut with the club seeing action in 35 games and taking on the several of the leagues heavyweights, before being acquired by the Phoenix Coyotes in the summer of 2004.
Upon being acquired by the Coyotes, Doull went to spend the next two seasons in Utah and San Antonio before being dealt to the Washington Capitals in February 2006.