Bishop John Dubois (August 24, 1764 - December 20, 1842) was the third bishop of the Roman Catholic diocese of New York. He was ordained a priest on September 28, 1787 and ordained a bishop on October 29, 1826. He served as bishop of the diocese of New York from that date until his death. He is interred in the crypt under the altar of St. Patrick's Cathedral.
see List of Roman Catholic Bishops and Archbishops of New York