Donald J. McKillip (September 6, 1924 â February 22, 2008) was an American football coach and college athletics administrator. McKillip was the 11th head football coach at Adams State CollegeâÂÂnow known as Adams State UniversityâÂÂin Alamosa, Colorado and he held that position for six seasons, from 1963 to 1967 and again in 1969. He served as the athletic director at Saint Mary's College of California from 1970 to 1989.