Okla. Stat. tit. 25, § 90.8

The 22nd day of May of each year is hereby established as "Jim Thorpe Day" in Oklahoma. All citizens of this state are requested to devote some portion of Jim Thorpe Day to commemorate the accomplishments of Jim Thorpe, the greatest American athlete of the half century and this true native son of Oklahoma, to pay tribute to his athletic versatility, and to recognize the inspiration that his personal achievements have provided to all of the citizens of this state.