Background
O'Hollaren, John David was born on June 30, 1922 in Portland, Oregon, United States.
O'Hollaren, John David was born on June 30, 1922 in Portland, Oregon, United States.
Bachelor of Science, University Oregon, 1944. Doctor of Medicine, Oregon Health Sciences University, Portland, 1947.
Intern Providence Hospital, Seattle, 1947-1948. General practice medicine Oregon, 1948-1951. Resident Lahey Clinic, Boston, 1954-1959.
Private practice Allergy Clinic, Portland, since 1959. Associate clinical professor Oregon Health Science University, Portland, since 1959.
With United States Navy, 1941-1944, captain United States Air Force, 1952-1958, Korea.
Son of Charles Edward and Helen (McHugh) O H. Married Beverly Gray, August 20, 1958 (divorced August 1975). Children: David, Julie, Sean, Mary.