List of governors of Oklahoma
The following is a list of governors of the State of Oklahoma and Oklahoma Territory. List of Governors. Governors of Oklahoma Territory. Oklahoma Territory was formally organized on May 2, 1890. As secretaries of Oklahoma Territory in 1891 and 1901 respectively, Robert Martin and William C. Grimes both served as acting governor whenever the presidentially appointed governorship was vacant. Governors of the State of Oklahoma. Oklahoma Territory and Indian Territory joined the Union as the State of Oklahoma on November 16, 1907. Other high offices held. This is a table of congressional seats, other federal  offices, and other governorships held by governors. All representatives and senators mentioned represented Oklahoma except where noted. * denotes those offices which the governor resigned to take. Living former governors of Oklahoma. , there are six former governors of Oklahoma who are currently living at this time, the oldest governor of Oklahoma being George Nigh (served 1963 and 1979–1987, born 1927). The most recent governor of Oklahoma to die was David Hall (served 1971–1975, born 1930), on May 6, 2016. The most recently serving governor of Oklahoma to have died was Henry Bellmon, (served 1963–1967 and 1987–1991) on September 29, 2009. List