George Russell Davis (December 13, 1861 – June 13, 1933) was an American jurist who served as an Associate Justice on the Arizona Territorial Supreme Court from 1897 until 1905. An attorney by trade, he was active in Republican politics and became a personal friend of William McKinley. Shortly after McKinley became President of the United States, Davis requested and received appointment to the Arizona bench. After his time as a judge in Arizona Territory, Davis moved to California where he worked as an attorney and served one term as a judge for the Superior Court of Los Angeles County.