He grew up in Fort Morgan, Colorado, where graduated from high school in 1956.

[1] Douglass graduated from University of Colorado in 1959, turned pro in 1960, and joined the PGA Tour in 1963.

Douglass won three times and earned $573,351 in just under 25 years on the PGA Tour.

In this venue, Douglass had 11 wins including the 1986 U.S. Senior Open and accumulated approximately $7 million in earnings.

[5] PGA Tour playoff record (0–3) *Note: The 1992 NYNEX Commemorative was shortened to 36 holes due to rain.