Justice Pratt may refer to:
Abner Pratt (1801–1863), associate justice of the Michigan Supreme Court Daniel Pratt (New York politician) (1806–1884), justice of the New York Supreme Court and ex officio a judge of the New York Court of Appeals Eugene E. Pratt (c. 1892–1970), associate justice of the Utah Supreme Court Orville C. Pratt (1819–1891), associate justice of the Oregon Supreme Court