John Wesley Spencer (March 7, 1864 – June 28, 1939) was a justice of the Indiana Supreme Court from April 15, 1912, to January 7, 1919.
[2][3] After practicing at Mount Vernon until 1890, he was elected prosecuting attorney of the First judicial circuit, composed of Vanderburgh and Posey counties.
In 1902 he was the Democratic nominee for Congress in the First Congressional district, but was defeated by James A. Hemenway, later a United States senator from Indiana.
Less than one month later, on April 15, 1912, Spencer was appointed by Governor Thomas R. Marshall to a seat on the Supreme Court of Indiana vacated by the death of James H. Jordan.
At the time of his service on the Indiana Supreme Court, they have two living children, a daughter, Mrs. Alethea Vogel, of Dallas, Texas, and a son, John W., Jr., junior member of the law firm of Wittenbraker, McGinnis & Spencer, at Evansville.