John Thayer
President Grant appointed John Thayer Governor of the Wyoming Territory in February 1875 and he took the oath of office March 1, 1875.
Wyoming State Archives
Wyoming State Archives
The Wyoming State Archives collects, manages, and preserves public records from Wyoming state and local governments that have long term administrative, legal, and historical value.
Robert Carey
Robert D. Carey was the first Wyoming Governor to be elected by vox populi (the voting public). He served from January 6, 1919 to January 1, 1923 and his term of office was marked by his establishment of sound financial footing for the state and an increase in state revenue.
Joseph Carey
President Grant rewarded the ambitious Joseph M. Carey with the appointment of U.S. District Attorney for Wyoming. He served as the U.S. Associate Justice to the Supreme Court of Wyoming, delegate to Congress for the Wyoming Territory, the first U.S. Senator from Wyoming on November 12, 1890 and was elected Governor for the 1911-1915 term.
Mike Sullivan
Mike Sullivan practiced law with the firm of Brown, Drew, Apostolos, Massey, and Sullivan for twenty years and then ran for Governor in 1986. Governor Sullivan won the election and took office on January 7, 1987.
Frank Barrett
In 1951, Frank A. Barrett was elected Governor and served two years until he was elected to the U.S. Senate. He served one term as Senator from 1953 to 1959.
Amos Barber
After joining the Republican Party, Amos W. Barber was elected Secretary of State in September 1890 and served until January of 1895. Secretary Barber's term was interrupted while he served as Acting Governor from November 24, 1890 until January 2, 1893.
Nels Smith
Nels Smith was elected Governor in November 1938 and served until 1943. he was Defeated during his bid for reelection.
Milward Simpson
Milward Simpson also served on the University of Wyoming Board of Trustees from 1939 until 1954 when he was elected Governor.
William Ross
Wiliam Ross worked his way from prosecuting attorney of Laramie County to the nomination for Governor on the Democratic Party's ticket. He died in his office and his wife was elected to take his place.
Nellie Ross
Nellie Tayloe Ross won an election to replace her late husband and became the first woman governor in the United States. Governor Ross survived several challenges to her authority, some of which started with her first days in office.
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