List of United States senators from Arizona

Current delegation

Kyrsten Sinema (D)

Mark Kelly (D)

Arizona was admitted to the Union on February 14, 1912. U.S. senators from Arizona belong to Class 1 and Class 3 and are popularly elected for a six-year term beginning January 3. Elections are held the first Tuesday after November 1. The state's current U.S. senators are Democrats Kyrsten Sinema, serving since 2019, and Mark Kelly, serving since 2020.

List of senators[]

#	Senator	Party	Dates in office	Electoral history	T	C	T	Electoral history	Dates in office	Party	Senator	#
Class 1 Class 1 U.S. senators belong to the electoral cycle that has recently been contested in 2000, 2006, 2012, and 2018. The next election will be in 2024.						C	Class 3 Class 3 U.S. senators belong to the electoral cycle that has recently been contested in 2004, 2010, 2016, and 2020 (special election). The next election will be in 2022.
1	Henry F. Ashurst	Democratic	March 27, 1912 – January 3, 1941	Elected in 1912.	1	62nd	1	Elected in 1912.	March 27, 1912 – March 3, 1921	Democratic	Marcus A. Smith	1
						63rd	1	Elected in 1912.
						64th	2	Re-elected in 1914. Lost re-election.
				Re-elected in 1916.	2	65th
						66th
						67th	3	Elected in 1920. Lost re-election.	March 4, 1921 – March 3, 1927	Republican	Ralph H. Cameron	2
				Re-elected in 1922.	3	68th
						69th
						70th	4	First elected in 1926.	March 4, 1927 – January 3, 1969	Democratic	Carl Hayden	3
				Re-elected in 1928.	4	71st
						72nd
						73rd	5	Re-elected in 1932.
				Re-elected in 1934. Lost renomination.	5	74th
						75th
						76th	6	Re-elected in 1938.
2	Ernest McFarland	Democratic	January 3, 1941 – January 3, 1953	Elected in 1940.	6	77th
						78th
						79th	7	Re-elected in 1944.
				Re-elected in 1946. Lost re-election.	7	80th
						81st
						82nd	8	Re-elected in 1950.
3	Barry Goldwater	Republican	January 3, 1953 – January 3, 1965	First elected in 1952.	8	83rd
						84th
						85th	9	Re-elected in 1956.
				Re-elected in 1958. Retired to run for U.S. President.	9	86th
						87th
						88th	10	Re-elected in 1962. Retired.
4	Paul Fannin	Republican	January 3, 1965 – January 3, 1977	First elected in 1964.	10	89th
						90th
						91st	11	Elected again in 1968.	January 3, 1969 – January 3, 1987	Republican	Barry Goldwater	4
				Re-elected in 1970. Retired.	11	92nd
						93rd
						94th	12	Re-elected in 1974.
5	Dennis DeConcini	Democratic	January 3, 1977 – January 3, 1995	First elected in 1976.	12	95th
						96th
						97th	13	Re-elected in 1980. Retired.
				Re-elected in 1982.	13	98th
						99th
						100th	14	Elected in 1986.	January 3, 1987 – August 25, 2018	Republican	John McCain	5
				Re-elected in 1988. Retired.	14	101st
						102nd
						103rd	15	Re-elected in 1992.
6	Jon Kyl	Republican	January 3, 1995 – January 3, 2013	Elected in 1994.	15	104th
						105th
						106th	16	Re-elected in 1998.
				Re-elected in 2000.	16	107th
						108th
						109th	17	Re-elected in 2004.
				Re-elected in 2006. Retired.	17	110th
						111th
						112th	18	Re-elected in 2010.
7	Jeff Flake	Republican	January 3, 2013 – January 3, 2019	Elected in 2012. Retired.	18	113th
						114th
						115th	19	Re-elected in 2016. Died.
									August 25, 2018 – September 4, 2018	Vacant
								Appointed to continue McCain's term. Resigned.	September 4, 2018 – December 31, 2018	Republican	Jon Kyl	6
									December 31, 2018 – January 3, 2019	Vacant
8	Kyrsten Sinema	Democratic	January 3, 2019 – Present	Elected in 2018.	19	116th		Appointed to continue McCain's term. Lost election to finish McCain's term.	January 3, 2019 – December 2, 2020	Republican	Martha McSally	7
						116th		Elected to finish McCain's term.	December 2, 2020 – Present	Democratic	Mark Kelly	8
						117th		Elected to finish McCain's term.	December 2, 2020 – Present	Democratic	Mark Kelly	8
						118th	20	To be determined in the 2022 election.
To be determined in the 2024 election.					20	119th	20	To be determined in the 2022 election.
#	Senator	Party	Years in office	Electoral history	T		T	Electoral history	Years in office	Party	Senator	#
Class 1							Class 3

Living former senators[]

As of August 2021, there are four living former U.S. senators from Arizona. The most recent and most recently serving senator to die was John McCain (served 1987–2018), who died in office on August 25, 2018.

Senator	Term of office	Date of birth (and age)
Dennis DeConcini	January 3, 1977 – January 3, 1995	(1937-05-08) May 8, 1937 (age 84)
Jon Kyl	January 3, 1995 – January 3, 2013 September 4, 2018 – December 31, 2018	(1942-04-25) April 25, 1942 (age 79)
Jeff Flake	January 3, 2013 – January 3, 2019	(1962-12-31) December 31, 1962 (age 58)
Martha McSally	January 3, 2019 – December 2, 2020	(1966-03-22) March 22, 1966 (age 55)

Superlatives (top 5)[]

Longest service[]

Senator	First served	Last served	Length of service
Carl Hayden	March 4, 1927	January 3, 1969	41 years, 9 months and 30 days (15,281 days)
John McCain	January 3, 1987	August 25, 2018	31 years, 7 months and 22 days (11,557 days)
Barry Goldwater	January 3, 1953	January 3, 1965	Combined total: 30 years (10,957 days)
Barry Goldwater	January 3, 1969	January 3, 1987	Combined total: 30 years (10,957 days)
Henry F. Ashurst	March 27, 1912	January 3, 1941	28 years, 9 months and 7 days (10,509 days)
Jon Kyl	January 3, 1995	January 3, 2013	Combined total: 18 years, 3 months and 27 days (6,693 days)
Jon Kyl	September 4, 2018	December 31, 2018	Combined total: 18 years, 3 months and 27 days (6,693 days)

Shortest service[]

List excludes the incumbent senators who have both served less than a full term

Senator	First served	Last served	Length of service
Martha McSally	January 3, 2019	November 30, 2020	1 year, 10 months, 3 weeks and 6 days (697 days)
Ralph H. Cameron	March 4, 1921	March 3, 1927	5 years, 11 months, 3 weeks and 6 days (2,190 days)
Jeff Flake	January 3, 2013	January 3, 2019	6 years (2,191 days)
Marcus A. Smith	March 27, 1912	March 3, 1921	8 years, 11 months and 4 days (3,263 days)
Ernest McFarland	January 3, 1941	January 3, 1953	12 years (4,383 days)
Paul Fannin	January 3, 1965	January 3, 1977	12 years (4,383 days)

Youngest at beginning of service[]

Senator	Date of birth	First served	Age
Henry F. Ashurst	September 13, 1874	March 27, 1912	37 years, 6 months and 14 days
Dennis DeConcini	May 8, 1937	January 3, 1977	39 years, 7 months and 26 days
Kyrsten Sinema	July 12, 1976	January 3, 2019	42 years, 5 months and 22 days
Barry Goldwater	January 2, 1909	January 3, 1953	44 years and 1 day
Ernest McFarland	October 9, 1894	January 3, 1941	46 years, 2 months and 25 days

Oldest at end of service[]

Senator	Date of birth	Last served	Age
Carl Hayden	October 2, 1877	January 3, 1969	91 years, 3 months and 1 day
John McCain	August 29, 1936	August 25, 2018	81 years, 11 months and 27 days
Barry Goldwater	January 2, 1909	January 3, 1987	78 years and 1 day
Jon Kyl	April 25, 1942	December 31, 2018	76 years, 8 months and 6 days
Marcus A. Smith	January 24, 1851	March 3, 1921	70 years, 1 month and 7 days

References[]

"Senate Class I – History". Our Campaigns. Retrieved October 2, 2013.
"Senate Class III – History". Our Campaigns. Retrieved October 2, 2013.

show v t United States senators from Arizona
Class 1	Ashurst McFarland Goldwater Fannin DeConcini Kyl Flake Sinema
Class 3	Smith Cameron Hayden Goldwater McCain Kyl McSally Kelly

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show v t Arizona's current delegation to the United States Congress
Senators	Kyrsten Sinema (D) Mark Kelly (D)
Representatives (ordered by district)	Tom O'Halleran (D) Ann Kirkpatrick (D) Raúl Grijalva (D) Paul Gosar (R) Andy Biggs (R) David Schweikert (R) Ruben Gallego (D) Debbie Lesko (R) Greg Stanton (D)

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