1938 Oklahoma gubernatorial election

Democrat Leon 'Red' Phillips defeated Republican former State Senator Ross Rizley.

[1] This election is the last time an alternative party has had a primary for governor in Oklahoma, as the Prohibitionists chose Francis Simpson over Ralph Butterfield, but Simpson then withdrew and the party placed Lanham on the ballot as a replacement.

[2] Nine candidates vied for the Democratic nomination, including former governors Alfalfa Bill Murray and Jack C. Walton.

With the elimination of the runoff primary, Oklahoma House of Representatives Speaker Red Phillips eked out a narrow win over W. S. Key.

Future Congressman Ross Rizley defeated two challengers by a wide margin to claim the GOP nomination.