Minnesota's 3rd Senate District
District 3 of the Minnesota Senate encompasses Lake and Cook counties, as well as part of St. Louis County. It is currently represented by Grant Hauschild of the DFL, who was elected in 2022.
List of senators
| Session | Senator | Party | Term start | Term end | Home | Location |
| 1st | Henry G. Bailly | Democratic | December 2, 1857 | December 6, 1859 | Hastings | Dakota |
| 1st | Dennis William Chauncey Dunwell | Non-partisan | December 2, 1857 | December 6, 1859 | West St. Paul | Dakota |
| 2nd | A.H. Norris | Non-partisan | December 12, 1859 | January 7, 1861 | Hastings | Dakota |
| 2nd | Eli Robinson | Non-partisan | December 12, 1859 | January 7, 1861 | Hastings | Dakota |
| 3rd | Seth Gibbs | Non-partisan | January 8, 1861 | January 1, 1862 | Clearwater | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 4th | Sylvanus Lowry | Democratic | January 2, 1862 | February 22, 1862 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 4th | William S. Moore | Non-partisan | September 10, 1862 | January 4, 1863 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 5th | William S. Moore | Non-partisan | September 10, 1862 | January 4, 1863 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 6th | Joseph P. Wilson | Democratic | January 5, 1863 | January 2, 1865 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 7th | Louis A. Evans | Democratic | January 3, 1865 | January 1, 1866 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 8th | Reuben M. Richardson | Non-partisan | January 2, 1866 | January 7, 1867 | Torah? | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 9th | Louis A. Evans | Democratic | January 8, 1867 | January 6, 1868 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 10th | Charles Andrew Gilman | Republican | January 7, 1868 | January 3, 1870 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 11th | Charles Andrew Gilman | Republican | January 7, 1868 | January 3, 1870 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 12th | William Chester Waite | Non-partisan | January 4, 1870 | January 1, 1872 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 13th | William Chester Waite | Non-partisan | January 4, 1870 | January 1, 1872 | St. Cloud | Aitkin Andy Johnson Becker Breckenridge Buchanan Carlton Cass Clay Crow Wing Douglas Itasca Lake Morrison Otter Tail Pembina Polk Pope St. Louis Stearns Todd Toombs Wadena Wilkin |
| 14th | John Quincy Farmer | Republican | January 2, 1872 | January 6, 1873 | Spring Valley | Fillmore |
| 15th | William Meighen | Republican | January 7, 1873 | January 1, 1877 | Forestville | Fillmore |
| 16th | William Meighen | Republican | January 7, 1873 | January 1, 1877 | Forestville | Fillmore |
| 17th | William Meighen | Republican | January 7, 1873 | January 1, 1877 | Forestville | Fillmore |
| 18th | William Meighen | Republican | January 7, 1873 | January 1, 1877 | Forestville | Fillmore |
| 19th | Charles G. Edwards | Republican | January 2, 1877 | January 6, 1879 | Spring Valley | Fillmore |
| 20th | Charles G. Edwards | Republican | January 2, 1877 | January 6, 1879 | Spring Valley | Fillmore |
| 21st | Calvin Siscoe Powers | Non-partisan | January 7, 1879 | January 1, 1883 | Fountain | Fillmore |
| 22nd | Calvin Siscoe Powers | Non-partisan | January 7, 1879 | January 1, 1883 | Fountain | Fillmore |
| 23rd | William L. Hollister | Republican | January 2, 1883 | ? | Austin | Mower |
| 23rd | Vacant | ? | January 6, 1885 | Austin | Mower | |
| 24th | W.T. Wilkins | Non-partisan | January 6, 1885 | January 3, 1887 | Austin | Mower |
| 25th | Otis W. Gibson | Democratic | January 4, 1887 | January 5, 1891 | Austin | Mower |
| 26th | Otis W. Gibson | Democratic | January 4, 1887 | January 5, 1891 | Austin | Mower |
| 27th | Oscar Ayers | Republican | January 6, 1891 | January 7, 1895 | Austin | Mower |
| 28th | Oscar Ayers | Republican | January 6, 1891 | January 7, 1895 | Austin | Mower |
| 29th | Sam Sweningson | Republican | January 8, 1895 | January 2, 1899 | Austin | Mower |
| 30th | Sam Sweningson | Republican | January 8, 1895 | January 2, 1899 | Austin | Mower |
| 31st | Allen J. Greer | Republican | January 3, 1899 | January 5, 1903 | Lake City | Wabasha |
| 32nd | Allen J. Greer | Republican | January 3, 1899 | January 5, 1903 | Lake City | Wabasha |
| 33rd | Lytle O. Cooke | Republican | January 6, 1903 | January 4, 1915 | Lake City | Wabasha |
| 34th | Lytle O. Cooke | Republican | January 6, 1903 | January 4, 1915 | Lake City | Wabasha |
| 35th | Lytle O. Cooke | Republican | January 6, 1903 | January 4, 1915 | Lake City | Wabasha |
| 36th | Lytle O. Cooke | Republican | January 6, 1903 | January 4, 1915 | Lake City | Wabasha |
| 37th | Lytle O. Cooke | Republican | January 6, 1903 | January 4, 1915 | Lake City | Wabasha |
| 38th | Lytle O. Cooke | Republican | January 6, 1903 | January 4, 1915 | Lake City | Wabasha |
| 39th | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 40th | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 41st | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 42nd | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 43rd | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 44th | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 45th | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 46th | James A. Carley | Democratic | January 5, 1915 | January 5, 1931 | Plainview | Wabasha |
| 47th | Blake C. Fisk, Sr. | Non-partisan | January 6, 1931 | January 7, 1935 | Wabasha | Wabasha |
| 48th | Blake C. Fisk, Sr. | Non-partisan | January 6, 1931 | January 7, 1935 | Wabasha | Wabasha |
| 49th | James A. Carley | Democratic | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 50th | James A. Carley | Democratic | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 51st | James A. Carley | Democratic | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 52nd | James A. Carley | Democratic | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 53rd | James A. Carley | Democratic | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 54th | James A. Carley | DFL | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 55th | James A. Carley | DFL | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 56th | James A. Carley | DFL | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 57th | James A. Carley | DFL | January 8, 1935 | May 14, 1952 | Plainview | Wabasha |
| 57th | Vacant | May 14, 1952 | January 5, 1953 | Plainview | Wabasha | |
| 58th | Robert R. Dunlap | Conservative | January 6, 1953 | January 2, 1967 | Plainview | Wabasha |
| 59th | Robert R. Dunlap | Conservative | January 6, 1953 | January 2, 1967 | Plainview | Wabasha |
| 60th | Robert R. Dunlap | Conservative | January 6, 1953 | January 2, 1967 | Plainview | Wabasha |
| 61st | Robert R. Dunlap | Conservative | January 6, 1953 | January 2, 1967 | Plainview | Wabasha |
| 62nd | Robert R. Dunlap | Conservative | January 6, 1953 | January 2, 1967 | Plainview | Wabasha |
| 63rd | Robert R. Dunlap | Conservative | January 6, 1953 | January 2, 1967 | Plainview | Olmsted Wabasha |
| 64th | Robert R. Dunlap | Conservative | January 6, 1953 | January 2, 1967 | Plainview | Olmsted Wabasha |
| 65th | Cliff Sommer | Conservative | January 3, 1967 | January 4, 1971 | Owatonna | Dodge Olmsted Steele |
| 66th | Cliff Sommer | Conservative | January 3, 1967 | January 4, 1971 | Owatonna | Dodge Olmsted Steele |
| 67th | Mel Frederick | Conservative | January 5, 1971 | January 1, 1973 | West Concord | Dodge Olmsted Steele |
| 68th | Norbert P. Arnold, Jr. | Liberal | January 2, 1973 | January 3, 1977 | Pengilly | Beltrami Itasca Koochiching |
| 69th | Norbert P. Arnold, Jr. | Liberal | January 2, 1973 | January 3, 1977 | Pengilly | Beltrami Itasca Koochiching |
| 70th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Beltrami Itasca Koochiching |
| 71st | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Beltrami Itasca Koochiching |
| 72nd | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Beltrami Itasca Koochiching |
| 73rd | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Itasca Koochiching |
| 74th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Itasca Koochiching |
| 75th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Itasca Koochiching |
| 76th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Itasca Koochiching |
| 77th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Itasca Koochiching |
| 78th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Aitkin Itasca Koochiching St. Louis |
| 79th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Aitkin Itasca Koochiching St. Louis |
| 80th | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Aitkin Itasca Koochiching St. Louis |
| 81st | Bob Lessard | DFL | January 4, 1977 | January 2, 2001 | International Falls | Aitkin Itasca Koochiching St. Louis |
| 82nd | Bob Lessard | Independence | January 2, 2001 | January 6, 2003 | International Falls | Aitkin Itasca Koochiching St. Louis |
| 83rd | Tom Saxhaug | DFL | January 7, 2003 | January 7, 2013 | Grand Rapids | Aitkin Itasca Koochiching Lake of the Woods |
| 84th | Tom Saxhaug | DFL | January 7, 2003 | January 7, 2013 | Grand Rapids | Aitkin Itasca Koochiching Lake of the Woods |
| 85th | Tom Saxhaug | DFL | January 7, 2003 | January 7, 2013 | Grand Rapids | Aitkin Itasca Koochiching Lake of the Woods |
| 86th | Tom Saxhaug | DFL | January 7, 2003 | January 7, 2013 | Grand Rapids | Aitkin Itasca Koochiching Lake of the Woods |
| 87th | Tom Saxhaug | DFL | January 7, 2003 | January 7, 2013 | Grand Rapids | Aitkin Itasca Koochiching Lake of the Woods |
| 88th | Tom Bakk | DFL | January 8, 2013 | January 2, 2023 | Cook | Cook Koochiching Lake St. Louis |
| 89th | Tom Bakk | DFL | January 8, 2013 | January 2, 2023 | Cook | Cook Koochiching Lake St. Louis |
| 90th | Tom Bakk | DFL | January 8, 2013 | January 2, 2023 | Cook | Cook Koochiching Lake St. Louis |
| 91st | Tom Bakk | Independent | January 8, 2013 | January 2, 2023 | Cook | Cook Koochiching Lake St. Louis |
| 92nd | Tom Bakk | Independent | January 8, 2013 | January 2, 2023 | Cook | Cook Koochiching Lake St. Louis |
| 93rd | Grant Hauschild | DFL | January 3, 2023 | Incumbent | Hermantown | Cook Itasca Koochiching Lake St. Louis |