Harry Preston Ilsley (December 7, 1884 – February 18, 1953) was an American jurist who served as a justice of the Wyoming Supreme Court from January 7, 1952, until his death.
[1] Born in Markesan, Wisconsin, he was raised by an aunt and uncle because his parents died at an early age.
[2] He was admitted to the Wyoming State Bar and practiced law in Sundance until 1920, when Governor Robert D. Carey appointed him to serve as a Wyoming state district court judge.
[2] On January 7, 1952, Governor Frank A. Barrett appointed him to the Wyoming Supreme Court to fill the unexpired term of retiring Chief Justice of the Wyoming Supreme Court Ralph Kimball.
[2] In 1952, he was elected for a full six-year term on the Wyoming Supreme Court.