Justice O'Hara may refer to:
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Joseph W. O'Hara (1863–1938), temporary associate justice of the Ohio Supreme Court
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Michael D. O'Hara
Michael Doyle O'Hara (September 19, 1910 – July 16, 1978) was an American jurist.
Born in Menominee, Michigan, O'Hara went to University of Notre Dame and graduated from St. Norbert College. He then taught at St. Norbert College. O'Hara s ...
(1910–1978), associate justice of the Michigan Supreme Court
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