List of United States Senators from North Dakota

North Dakota was admitted to the Union on November 2, 1889, and elects senators to Class 1 and Class 3. Its current Senators are Republican John Hoeven and Democrat Heidi Heitkamp.

Class 1

#	Senator	Years	Party	Congress	Term	Electoral history
1	Lyman R. Casey	November 25, 1889 – March 4, 1893	Republican	51	1	Elected in 1889 Lost renomination
				52
2	William N. Roach	March 4, 1893 – March 4, 1899	Democratic	53	2	Elected in 1893 Lost re-election
				54
				55
3	Porter J. McCumber	March 4, 1899 – March 4, 1923	Republican	56	3	Elected in 1899
				57
				58
				59	4	Re-elected in 1905
				60
				61
				62	5	Re-elected in 1911
				63
				64
				65	6	Re-elected in 1916 Lost renomination
				66
				67
4	Lynn Frazier	March 4, 1923 – January 3, 1941	Republican (NPL)	68	7	Elected in 1922
				69
				70
				71	8	Re-elected in 1928
				72
				73
				74	9	Re-elected in 1934 Lost re-election
				75
				76
5	William Langer	January 3, 1941 – November 8, 1959	Republican (NPL)	77	10	Elected in 1940
				78
				79
				80	11	Re-elected in 1946
				81
				82
				83	12	Re-elected in 1952
				84
				85
				86	13	Re-elected in 1958 Died
Vacant		November 8, 1959 – November 19, 1959
6	Clarence Norman Brunsdale	November 19, 1959 – August 7, 1960	Republican			Appointed to continue Langer's term Retired when successor elected
7	Quentin N. Burdick	August 8, 1960 – September 8, 1992	Democratic -NPL	86 (Continued)		Elected to finish Langer's term
				87
				88
				89	14	Re-elected in 1964
				90
				91
				92	15	Re-elected in 1970
				93
				94
				95	16	Re-elected in 1976
				96
				97
				98	17	Re-elected in 1982
				99
				100
				101	18	Re-elected in 1988 Died
				102
Vacant		September 8, 1992 – September 16, 1992
8	Jocelyn Burdick	September 16, 1992 – December 14, 1992	Democratic -NPL			Appointed to continue her husband's term Retired when successor elected
9	Kent Conrad	December 14, 1992 – January 3, 2013	Democratic -NPL	102 (Continued)		Elected to finish Burdick's term
				103
				104	19	Re-elected in 1994
				105
				106
				107	20	Re-elected in 2000
				108
				109
				110	21	Re-elected in 2006 Retired
				111
				112
10	Heidi Heitkamp	January 3, 2013 – Present	Democratic -NPL	113	22	Elected in 2012
				114
				115

Class 3

#	Senator	Years	Party	Congress	Term	Electoral history
1	Gilbert A. Pierce	November 21, 1889 – March 3, 1891	Republican	51	1	Elected in 1889 Lost re-election
2	Henry C. Hansbrough	March 4, 1891 – March 4, 1909	Republican	52	2	Elected in 1890
				53
				54
				55	3	Re-elected in 1896
				56
				57
				58	4	Re-elected in 1902 Lost re-election
				59
				60
3	Martin N. Johnson	March 4, 1909 – October 21, 1909	Republican	61	5	Elected in 1908 Died
Vacant		October 21, 1909 – November 10, 1909
4	Fountain L. Thompson	November 10, 1909 – January 31, 1910	Democratic			Appointed to continue Johnson's term Resigned
5	William E. Purcell	February 1, 1910 – February 1, 1911	Democratic			Appointed to continue Johnson's term Lost election to finish Johnson's term
6	Asle Gronna	February 2, 1911 – March 3, 1921	Republican	61 (Continued)		Elected to finish Johnson's term
				62
				63
				64	6	Re-elected in 1914 Lost renomination
				65
				66
7	Edwin F. Ladd	March 4, 1921 – June 22, 1925	Republican	67	7	Elected in 1920 Died
				68
				69
Vacant		June 22, 1925 – November 14, 1925
8	Gerald Nye	November 14, 1925 – January 3, 1945	Republican	69 (Continued)		Appointed to continue Ladd's term Elected to finish Ladd's term
				70	8	Re-elected in 1926
				71
				72
				73	9	Re-elected in 1932
				74
				75
				76	10	Re-elected in 1938 Lost re-election
				77
				78
9	John Moses	January 3, 1945 – March 3, 1945	Democratic	79	11	Elected in 1944 Died
Vacant		March 3, 1945 – March 12, 1945
10	Milton Young	March 12, 1945 – January 3, 1981	Republican	79 (Continued)		Appointed to continue Moses's term Elected to finish Moses's term
				80
				81
				82	12	Re-elected in 1950
				83
				84
				85	13	Re-elected in 1956
				86
				87
				88	14	Re-elected in 1962
				89
				90
				91	15	Re-elected in 1968
				92
				93
				94	16	Re-elected in 1974 Retired
				95
				96
11	Mark Andrews	January 3, 1981 – January 3, 1987	Republican	97	17	Elected in 1980 Lost re-election
				98
				99
12	Kent Conrad	January 3, 1987 – December 14, 1992	Democratic -NPL	100	18	Elected in 1986 Retired, then resigned early when elected to the other Senate seat
				101
				102
13	Byron Dorgan	December 15, 1992 – January 3, 2011	Democratic -NPL	102 (Continued)		Appointed early to finish Conrad's term, having already been elected to the next term
				103	19	Elected to full term in 1992
				104
				105
				106	20	Re-elected in 1998
				107
				108
				109	21	Re-elected in 2004 Retired
				110
				111
14	John Hoeven	January 3, 2011 – Present	Republican	112	22	Elected in 2010
				113
				114

See also

• List of United States Senate elections in North Dakota
• List of United States Representatives from North Dakota
• United States congressional delegations from North Dakota