Hollingbery lived at 18 Crest Circle, Yakima, WA, 98908-2522, in 1993. He last lived in the 98908 zip code of Yakima, WA.

His father was Orin E. "Babe" Hollingbery (1893–1974), a football coach at the State College of Washington from 1926-1942. His success at WSC earned him a spot in the College Football Hall of Fame in South Bend, IN. The fieldhouse at Washington State University was renamed for Hollingbery in 1963.

Donald Hollingbery married Eve Cornelia Allert on 04/13/1945. A reunion web site for Washington State University profiled Eve Hollingbery in 2006: "Eve (Allert) Hollingbery majored in bacteriology and was also an Alpha Chi Omega. Her father Cornelius Allert received an honorary Cougar Father degree because all eight of his children attended WSC. During the war, Eve worked as a medical technologist at Spokane hospitals. When he returned from the war, Eve married Don Hollingbery, son of legendary football coach Babe Hollingbery, who became a Yakima/Moses Lake area architect; their five children all attended WSU as well. Eve was named a WSU Mother of the Year. She taught medical terminology and English as a second language at Yakima Community College and, in 1973, she earned a master's degree at Eastern State College. Eve now lives in Yakima, enjoys weaving baskets and writing poetry, and swims daily." (See "Alumni Reunions Diamond Grads: Class of 1946,"Accessed 01/15/2011.) Eve Allert Hollingbery died in 08/2008.

Donald and Eve Allert Hollingbery had five children; one son, Donald Hollingbery, Jr., (born 09/14/1949 in San Francisco, CA) also became an architect.

SSN: 537-18-6418;