In high school, he played football and basketball but enjoyed practicing golf more than the other sports.

He attended and was a member of the golf team at the University of Houston, where he was a 3-time All American and runner-up to Jay Haas at the 1975 NCAA Championship.

Fergus took a break from the tour in 1988 when he accepted the head golf coaches job at his alma mater, the University of Houston, a position he held until 1994.

[1] Fergus won the Cap Cana Championship in March 2009 where on Sunday, he shot a five-under-par 67 which included a dramatic holed out eagle 2 on the par 4 17th hole to give him the one stroke victory over Mark O'Meara and Andy Bean.

Champions Tour playoff record (0–1) Note: Fergus never played in The Open Championship.