Mike Dmitrich (born 1936) is an American politician and Natural Resource Consultant from Utah.
 A Democrat, he served as a member of the Utah State Senate, representing the state's 27th senate district in Price.
 Dmitrich served as the Minority Leader in the Utah Senate.
 Prior to being elected to the Utah Senate Dmitrich served in the State House from 1969 to 1992.
 He retired prior to the 2008 elections and was replaced by David P. Hinkins.
Maurice A. Donahue (September 21, 1918 – January 13, 1999) is an American politician who served as President of the Massachusetts Senate from 1964 to 1971.
John Henry Hoeven III (born March 13, 1957) is an American politician and the senior United States Senator from North Dakota, in office since 2011.
 A member of the North Dakota Republican Party, he previously served as the 31st Governor of North Dakota from December 2000 to December 2010.
 Hoeven was elected to the U.S. Senate in the November 2, 2010 general election.
 He replaced junior Senator Byron L. Dorgan, who chose not to seek re-election.
 Hoeven became the senior Senator in 2013 after Kent Conrad retired and was replaced by Heidi Heitkamp, who was once Hoeven's opponent for the Governor's office.
Anne de la Blanchetai Donahue is an American politician from the state of Vermont.
 She has served as a Republican member of the Vermont House of Representatives since 2003, representing the Washington-2 district, which includes the Washington County towns of Berlin and Northfield.
 She is also editor of "Counterpoint", a quarterly mental health publication distributed for free throughout Vermont.
Sue Donahue is an American politician.
 Donahue was appointed in 2016 to serve in the Arizona State Senate representing the fifth legislative district as a member of the Republican Party.
 Donahue replaced Kelli Ward who resigned to run for the United States Senate.
 Donahue did not run for re-election in 2016 and was replaced by Sonny Borrelli.
Frank J. Donahue (1881–1979) was an American politician who served as the Massachusetts Secretary of the Commonwealth, Chairman of the Massachusetts Democratic State Committee, and as an Associate Justice of the Massachusetts Superior Court.
Charles W. Harlow (born May 25, 1942) is an American politician from Maine.
 Harlow served on the Portland, Maine City Council from 1990 to 1999, including a term as ceremonial mayor from 1992 to 1993.
 In 2004, Harlow was elected as a Democrat to the Maine House of Representatives from District 116.
 He served until 2010, when he was replaced by his daughter, Denise Harlow.
Kelli Ward ("née" Kaznoski; born January 25, 1969) is an American politician and osteopathic physician.
 A member of the Republican Party, Ward was elected in 2012 to serve in the Arizona State Senate representing the fifth legislative district.
 She was unopposed for election in 2014.
 While serving in office, she continued to practice medicine in the emergency departments in Lake Havasu City and Kingman, Arizona.
Daniel M. Donahue is an American politician serving in the Massachusetts House of Representatives since September 2013.
 He is a Worcester resident and a member of the Democratic Party.
Warren T. Furutani (born October 16, 1947) is an American politician who served in the California State Assembly.
 He is a Democrat and a fourth-generation Japanese American.
 Furutani was elected in a special election in 2008.
 He replaced Laura Richardson as the member of the US House of Representatives from California's 37th district.
 Prior to being elected, he served on the Los Angeles Unified School District and then the Los Angeles Community College District Board of Trustees.
 He was the first Asian Pacific American ever elected to the LAUSD in 1987 and became the board's president in 1991.

Question: Which  American politician did Donahue replaced 
Answer: Kelli Ward