Doug Landgraf was a five-time All American swimmer for the Big Red, winning numerous Ohio Conference championships in a sterling four-year career.  He held, or shared, 48 swimming records during his career.

In 1965, Landgraf earned his first All-American honor after in the 400 I.M.  As a junior, Doug had one of his best outings at the national meet, picking up three All-American awards.  He earned honors in the 200 butterfly, 400 I.M. and was a member of the 200 medley relay.  In 1967, Landgraf received All-American recognition in the 200 butterfly to close out his career.