The Ninth Oklahoma Legislature was a meeting of the legislative branch of the government of Oklahoma, composed of the Oklahoma Senate and the Oklahoma House of Representatives. The state legislature met in Oklahoma City, in regular session from January 2 to March 31, 1923, during the short term of Governor Jack C. Walton, and in two special sessions after his impeachment. Tom Anglin served as President pro tempore of the Oklahoma Senate and Murray Gibbons served as Speaker of the Oklahoma House of Representatives.