John Sullivan is a prominent political figure from Oklahoma, known for his service as a member of the U.S. House of Representatives. He has represented Oklahoma's 1st congressional district since 2013, focusing on issues such as economic development, energy policy, and veterans' affairs. Before his congressional career, Sullivan served in the Oklahoma State Senate and was involved in various local government roles. He is a member of the Republican Party and has been active in promoting legislation that supports business growth and infrastructure improvements in his district.