John Waterman Okey (January 3, 1827 – July 25, 1885) was a judge and legal author in the U.S. State of Ohio who was an Ohio Supreme Court Judge 1878–1885. He was a member of the Democratic Party Okey was born in Monroe County, Ohio near Woodsfield. He attended the Monroe Academy. He studied law at Woodsfield, and became Probate Judge and Judge of Common Pleas. In 1865, Okey moved to Cincinnati, and with Judge Gholson he wrote Gholson and Okey's Digest of Ohio Reports. He also authored Okey and Miller's Municipal Law with S. A. Miller. Wikimedia Commons has media related to John W. Okey.