William Henry Davis "Alfalfa Bill" Murray (November 21, 1869 – October 15, 1956) was an American educator, lawyer, and politician who became active in Oklahoma before statehood as legal adviser to Governor Douglas H. Johnston of the Chickasaw Nation. Although not American Indian, he was appointed by Johnston as the Chickasaw delegate to the 1905 Convention for the proposed State of Sequoyah. Later he was elected as a delegate to the 1906 constitutional convention for the proposed state of Oklahoma; it was admitted in 1907.