Class 1Class 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 2Class 2 U.S. senators belong to the electoral cycle that has recently been contested in 2008, 2014, 2018 (special), and 2020. The next election will be in 2026.
|
#
|
Senator
|
Party
|
Dates in office
|
Electoral history
|
T
|
T
|
Electoral history
|
Dates in office
|
Party
|
Senator
|
#
|
1
|
Henry M. Rice
|
Democratic
|
May 11, 1858 – Mar 3, 1863
|
Elected in 1858.Retired.
|
1
|
35th
|
1
|
Elected in 1858.Lost re-election.
|
May 11, 1858 – Mar 3, 1859
|
Democratic
|
James Shields
|
1
|
36th
|
2
|
Elected in 1858 or 1859.Lost re-election.
|
Mar 4, 1859 – Mar 3, 1865
|
Republican
|
Morton S. Wilkinson
|
2
|
37th
|
2
|
Alexander Ramsey
|
Republican
|
Mar 4, 1863 – Mar 3, 1875
|
Elected in 1863.
|
2
|
38th
|
39th
|
3
|
Elected in 1865.Died.
|
Mar 4, 1865 – Jul 13, 1870
|
Republican
|
Daniel S. Norton
|
3
|
40th
|
Re-elected in 1869.[data missing].
|
3
|
41st
|
|
Jul 13, 1870 – Jul 15, 1870
|
Vacant
|
Appointed to continue Norton's term.Successor qualified.
|
Jul 15, 1870 – Jan 22, 1871
|
Republican
|
William Windom
|
4
|
Elected in 1871 to finish Norton's term.Retired.
|
Jan 23, 1871 – Mar 3, 1871
|
Republican
|
Ozora P. Stearns
|
5
|
42nd
|
4
|
Elected in 1871.
|
Mar 4, 1871 – Mar 7, 1881
|
Republican
|
William Windom
|
6
|
43rd
|
3
|
Samuel J. R. McMillan
|
Republican
|
Mar 4, 1875 – Mar 3, 1887
|
Elected in 1875.
|
4
|
44th
|
45th
|
5
|
Re-elected in 1877.Resigned to become U.S. Secretary of the Treasury.
|
46th
|
Re-elected in 1881.Retired.
|
5
|
47th
|
|
Mar 7, 1881 – Mar 12, 1881
|
Vacant
|
Appointed to continue Windom's term.Successor qualified.
|
Mar 12, 1881 – Oct 30, 1881
|
Republican
|
Alonzo J. Edgerton
|
7
|
|
Oct 30, 1881 – Nov 15, 1881
|
Vacant
|
Elected in 1881 to finish his own term.Lost election to full term.
|
Nov 15, 1881 – Mar 3, 1883
|
Republican
|
William Windom
|
8
|
48th
|
6
|
Elected in 1883.Lost renomination.
|
Mar 4, 1883 – Mar 3, 1889
|
Republican
|
Dwight M. Sabin
|
9
|
49th
|
4
|
Cushman Davis
|
Republican
|
Mar 4, 1887 – Nov 27, 1900
|
Elected in 1886.
|
6
|
50th
|
51st
|
7
|
Elected in 1888.Lost re-election.
|
Mar 4, 1889 – Mar 3, 1895
|
Republican
|
William D. Washburn
|
10
|
52nd
|
Re-elected in 1892.
|
7
|
53rd
|
54th
|
8
|
Elected in 1895.
|
Mar 4, 1895 – Apr 28, 1923
|
Republican
|
Knute Nelson
|
11
|
55th
|
Re-elected in 1899.[1]Died.
|
8
|
56th
|
Vacant
|
Nov 27, 1900 – Dec 5, 1900
|
|
5
|
Charles A. Towne
|
Democratic
|
Dec 5, 1900 – Jan 23, 1901
|
Appointed to continue Davis's term.Successor qualified.
|
6
|
Moses E. Clapp
|
Republican
|
Jan 23, 1901 – Mar 3, 1917
|
Elected in 1901 to finish Davis's term
|
57th
|
9
|
Re-elected in 1901.
|
58th
|
Re-elected in 1905.[2]
|
9
|
59th
|
60th
|
10
|
Re-elected in 1907.
|
61st
|
Re-elected in 1911.Lost renomination.
|
10
|
62nd
|
63rd
|
11
|
Re-elected in 1913.
|
64th
|
7
|
Frank B. Kellogg
|
Republican
|
Mar 4, 1917 – Mar 3, 1923
|
Elected in 1916.Lost re-election.
|
11
|
65th
|
66th
|
12
|
Re-elected in 1918.Died.
|
67th
|
8
|
Henrik Shipstead
|
Farmer– Labor
|
Mar 4, 1923 – Jan 3, 1947
|
Elected in 1922.
|
12
|
68th
|
|
Apr 28, 1923 – Jul 16, 1923
|
Vacant
|
Elected in 1923 to finish Nelson's term.Lost election to full term.
|
Jul 16, 1923 – Mar 3, 1925
|
Farmer– Labor
|
Magnus Johnson
|
12
|
69th
|
13
|
Elected in 1924.
|
Mar 4, 1925 – Dec 22, 1935
|
Republican
|
Thomas D. Schall
|
13
|
70th
|
Re-elected in 1928.
|
13
|
71st
|
72nd
|
14
|
Re-elected in 1930.Died.
|
73rd
|
Re-elected in 1934.
|
14
|
74th
|
|
Dec 22, 1935 – Dec 27, 1935
|
Vacant
|
Appointed to continue Schall's term.Retired when successor elected.
|
Dec 27, 1935 – Nov 3, 1936
|
Farmer– Labor
|
Elmer A. Benson
|
14
|
Elected in 1936 to finish Schall's term.Retired.
|
Nov 4, 1936 – Jan 3, 1937
|
Republican
|
Guy V. Howard
|
15
|
75th
|
15
|
Elected in 1936.Died.
|
Jan 3, 1937 – Aug 31, 1940
|
Farmer– Labor
|
Ernest Lundeen
|
16
|
76th
|
|
Aug 31, 1940 – Oct 14, 1940
|
Vacant
|
Appointed to continue Lundeen's term.Retired when successor elected, but elected to next full term.
|
Oct 14, 1940 – Nov 17, 1942
|
Republican
|
Joseph H. Ball
|
17
|
Republican
|
Re-elected in 1940.Lost renomination.
|
15
|
77th
|
|
Nov 17, 1942 – Nov 18, 1942
|
Vacant
|
Elected in 1942 to finish Lundeen's term.Retired.
|
Nov 18, 1942 – Jan 3, 1943
|
Republican
|
Arthur E. Nelson
|
18
|
78th
|
16
|
Elected in 1942.Lost re-election.
|
Jan 3, 1943 – Jan 3, 1949
|
Republican
|
Joseph H. Ball
|
19
|
79th
|
9
|
Edward J. Thye
|
Republican
|
Jan 3, 1947 – Jan 3, 1959
|
Elected in 1946.
|
16
|
80th
|
81st
|
17
|
Elected in 1948.
|
Jan 3, 1949 – Dec 29, 1964
|
DFL
|
Hubert Humphrey
|
20
|
82nd
|
Re-elected in 1952.Lost re-election.
|
17
|
83rd
|
84th
|
18
|
Re-elected in 1954.
|
85th
|
10
|
Eugene McCarthy
|
DFL
|
Jan 3, 1959 – Jan 3, 1971
|
Elected in 1958.
|
18
|
86th
|
87th
|
19
|
Re-elected in 1960.Resigned to become U.S. Vice President.
|
88th
|
Appointed to finish Humphrey's term.
|
Dec 30, 1964 – Dec 30, 1976
|
DFL
|
Walter Mondale
|
21
|
Re-elected in 1964.Retired.
|
19
|
89th
|
90th
|
20
|
Elected to full term in 1966.
|
91st
|
11
|
Hubert Humphrey
|
DFL
|
Jan 3, 1971 – Jan 13, 1978
|
Elected in 1970.
|
20
|
92nd
|
93rd
|
21
|
Re-elected in 1972.Resigned to become U.S. Vice President.
|
94th
|
Appointed to finish Mondale's term.Lost election to full term.Resigned early to give successor preferential seniority.
|
Dec 30, 1976 – Dec 29, 1978
|
DFL
|
Wendell Anderson
|
22
|
Re-elected in 1976.Died.
|
21
|
95th
|
Vacant
|
Jan 13, 1978 – Jan 25, 1978
|
|
12
|
Muriel Humphrey
|
DFL
|
Jan 25, 1978 – Nov 7, 1978
|
Appointed to continue her husband's term.Successor qualified.
|
13
|
David Durenberger
|
Independent- Republican
|
Nov 7, 1978 – Jan 3, 1995
|
Elected in 1978 to finish Hubert Humphrey's term.
|
Appointed early to finish Mondale's term, having already been elected to the next term.
|
Dec 30, 1978 – Jan 3, 1991
|
Independent- Republican
|
Rudy Boschwitz
|
23
|
96th
|
22
|
Elected in 1978.
|
97th
|
Re-elected in 1982.
|
22
|
98th
|
99th
|
23
|
Re-elected in 1984.Lost re-election.
|
100th
|
Re-elected in 1988.Retired.
|
23
|
101st
|
102nd
|
24
|
Elected in 1990.
|
Jan 3, 1991 – Oct 25, 2002
|
DFL
|
Paul Wellstone
|
24
|
103rd
|
14
|
Rod Grams
|
Independent- Republican
|
Jan 3, 1995 – Jan 3, 2001
|
Elected in 1994.Lost re-election.
|
24
|
104th
|
105th
|
25
|
Re-elected in 1996.Ran for re-election, but died.
|
106th
|
15
|
Mark Dayton
|
DFL
|
Jan 3, 2001 – Jan 3, 2007
|
Elected in 2000.Retired.
|
25
|
107th
|
|
Oct 25, 2002 – Nov 4, 2002
|
Vacant
|
Appointed to finish Wellstone's term.Retired when successor was elected to the next full term.
|
Nov 4, 2002 – Jan 3, 2003
|
Independence
|
Dean Barkley
|
25
|
108th
|
26
|
Elected in 2002.Term expired before election dispute.Lost re-election.
|
Jan 3, 2003 – Jan 3, 2009
|
Republican
|
Norm Coleman
|
26
|
109th
|
16
|
Amy Klobuchar
|
DFL
|
Jan 3, 2007 – present
|
Elected in 2006.
|
26
|
110th
|
111th
|
27
|
Election disputed.
|
Jan 3, 2009 – Jul 7, 2009
|
Vacant
|
Elected in 2008, but was not seated until July 2009.
|
Jul 7, 2009 – Jan 2, 2018
|
DFL
|
Al Franken
|
27
|
112th
|
Re-elected in 2012.
|
27
|
113th
|
114th
|
28
|
Re-elected in 2014.Resigned.
|
115th
|
Appointed to continue Franken's term.Elected in 2018 to finish Franken's term.
|
Jan 3, 2018 – present
|
DFL
|
Tina Smith
|
28
|
Re-elected in 2018.
|
28
|
116th
|
117th
|
29
|
Re-elected in 2020.
|
118th
|
Re-elected in 2024.
|
29
|
119th
|
120th
|
30
|
To be determined in the 2026 election.
|
#
|
Senator
|
Party
|
Years in office
|
Electoral history
|
T
|
C
|
T
|
Electoral history
|
Years in office
|
Party
|
Senator
|
#
|
Class 1
|
Class 2
|