Donald O. Summers is an American former professional football player. After playing basketball in high school, he played in college at the Oregon Institute of Technology for the Oregon Tech Hustlin' Owls. After two years there, he transferred to Boise State University, where he switched to football and played two seasons as a tight end for the Boise State Broncos football team. After college, he began his professional career with the Oakland Invaders of the United States Football League (USFL) and, after a brief stint with them, signed with the Denver Broncos of the National Football League (NFL). He made the Broncos' roster and played two seasons. Summers was later a member of the Green Bay Packers and appeared in three games during the 1987 NFL strike as a replacement player.