O'Hara

O'Hara may refer to:

Place names

 * Cardinal O'Hara High School (Springfield, Pennsylvania), United States
 * Lake O'Hara, a lake in Yoho National Park, British Columbia, Canada
 * O'Hara Glacier, a glacier in Antarctica
 * O'Hara Township, Allegheny County, Pennsylvania, United States

Other uses

 * O'Hara (surname)
 * O'Hara, an 1825 novel by William Hamilton Maxwell
 * O'Hara (band), a 1960s Yugoslav rock band
 * O'Hara, U.S. Treasury, a 1970s crime television series
 * The People Against O'Hara, a 1951 film starring Spencer Tracy
 * The Book of O'Hara  (Leabhar Í Eadhra), a 1951 collection of poetry from the royal O'Hara family, edited by Lambert McKenna