Cardinal O'Hara High School is a private, Catholic high school in Tonawanda Town, New York, within the Diocese of Buffalo.
Notable alumni
Donel Cathcart - Professional basketball player, played college basketball at Youngstown State University
Gregory John Hartmayer, O.F.M. Conv., Archbishop of Atlanta
Bill Scherrer - Former professional baseball relief pitcher from 1982-1988
Robin Schimminger - Politician from the state of New York



