Fenimore Chatterton was born in Oswego County, New York on July 21, 1860. Chatterton was raised in Washington, D.C. where he attended public schools. After attending Columbian University (now George Washington University) Chatterton graduated from Millersville State Normal School in Lancaster, PA. He moved to Wyoming in 1878 and became a clerk in a general mercantile and banking concern. He later became very successful at business and sold out to run for political office. Elected treasurer and probate judge of Carbon County in 1888, Chatterton's public career included service in the first two State Legislatures (1890-91, 1893), and election to Wyoming's Secretary of State for two terms (1898-1907). While he was Secretary of State he became the acting Governor from April 28, 1903 to January 2, 1905 due to the death of Governor DeForest Richards. After his term in office Chatterton practiced law and served a number of boards and commissions until his retirement in 1932. Fenimore Chatterton died May 9, 1958 and is buried in Lakeview Cemetery in Cheyenne.
Term as Governor: Tuesday, April 28, 1903 - Monday, January 02, 1905