37th Congress (1861–1863): members and party control
1861-03-04 to 1863-03-04. Everyone who served during this Congress, including members who joined or left part-way through.
Senate
House of Representatives
Members by state
Other 0 senators, 1 representatives
- John Todd District -1 · Democrat
Alabama 1 senators, 0 representatives
- Clement Clay, Jr. Senator · Democrat
Arkansas 2 senators, 0 representatives
- William Sebastian Senator · Democrat
- Charles Mitchel Senator · Democrat
California 2 senators, 3 representatives
- Milton Latham Senator · Democrat
- James McDougall Senator · Democrat
- Frederick Low District -1 · Republican
- Timothy Phelps District -1 · Republican
- Aaron Sargent District -1 · Republican
Colorado 0 senators, 1 representatives
- Hiram Bennet District -1 · Conservative Republican
Connecticut 2 senators, 4 representatives
- Lafayette Foster Senator · Republican
- James Dixon Senator · Republican
- Alfred Burnham District 3 · Republican
- Dwight Loomis District 1 · Republican
- George Woodruff District 4 · Democrat
- James English District 2 · Democrat
Delaware 2 senators, 1 representatives
- Willard Saulsbury, Sr. Senator · Democrat
- James Bayard, Jr. Senator · Democrat
- George Fisher At-large · Unionist
Georgia 1 senators, 0 representatives
- Robert Toombs Senator · Democrat
Illinois 3 senators, 11 representatives
- Stephen Douglas Senator · Democrat
- Orville Browning Senator · Republican
- Lyman Trumbull Senator · Republican
- Philip Fouke District 8 · Democrat
- William Kellogg District 4 · Republican
- John McClernand District 6 · Democrat
- William Allen District 9 · Democrat
- Isaac Arnold District 2 · Republican
- Anthony Knapp District 6 · Democrat
- Owen Lovejoy District 3 · Republican
- William Richardson District 5 · Democrat
- Elihu Washburne District 1 · Republican
- James Robinson District 7 · Democrat
- John Logan District 9 · Democrat
Indiana 3 senators, 11 representatives
- Jesse Bright Senator · Democrat
- Henry Lane Senator · Republican
- Joseph Wright Senator · Unionist
- William Dunn District 3 · Republican
- William Mitchell District 10 · Republican
- Albert Porter District 6 · Republican
- Albert White District 8 · Republican
- James Cravens District 2 · Democrat
- John Law District 1 · Democrat
- Schuyler Colfax District 9 · Republican
- George Julian District 5 · Republican
- John Shanks District 11 · Republican
- Daniel Voorhees District 7 · Democrat
- William Holman District 4 · Democrat
Iowa 2 senators, 3 representatives
- James Grimes Senator · Republican
- James Harlan Senator · Republican
- Samuel Curtis District 1 · Republican
- William Vandever District 2 · Republican
- James Wilson District 1 · Republican
Kansas 2 senators, 1 representatives
- James Lane Senator · Republican
- Samuel Pomeroy Senator · Republican
- Martin Conway District 1 · Republican
Kentucky 3 senators, 12 representatives
- Lazarus Powell Senator · Democrat
- John Breckinridge Senator · Democrat
- Garrett Davis Senator · Democrat
- Henry Burnett District 1 · Democrat
- Samuel Casey District 1 · Unionist
- John Crittenden District 8 · Unionist
- George Dunlap District 6 · Unionist
- James Jackson District 2 · Unionist
- John Menzies District 10 · Unionist
- Charles Wickliffe District 5 · Unionist
- Robert Mallory District 7 · Unionist
- George Yeaman District 2 · Unionist
- Henry Grider District 3 · Unionist
- Aaron Harding District 4 · Unionist
- William Wadsworth District 9 · Unionist
Louisiana 1 senators, 2 representatives
- Judah Benjamin Senator · Democrat
- Benjamin Flanders District 1 · Unionist
- Michael Hahn District 2 · Unionist
Maine 3 senators, 7 representatives
- William Fessenden Senator · Republican
- Lot Morrill Senator · Republican
- Hannibal Hamlin Senator · Republican
- Samuel Fessenden District 3 · Republican
- Thomas Fessenden District 2 · Republican
- Anson Morrill District 4 · Republican
- Charles Walton District 2 · Republican
- John Goodwin District 1 · Republican
- John Rice District 5 · Republican
- Frederick Pike District 6 · Republican
Maryland 3 senators, 6 representatives
- Anthony Kennedy Senator · Unionist
- James Pearce Senator · Democrat
- Thomas Hicks Senator · Unconditional Unionist
- Charles Calvert District 6 · Unionist
- John Crisfield District 1 · Unionist
- Cornelius Leary District 3 · Unionist
- Henry May District 4 · Unionist
- Edwin Webster District 2 · Unionist
- Francis Thomas District 5 · Unionist
Massachusetts 2 senators, 14 representatives
- Charles Sumner Senator · Republican
- Henry Wilson Senator · Republican
- Charles Adams District 3 · Republican
- William Appleton District 5 · Constitutional Unionist
- Goldsmith Bailey District 9 · Republican
- Charles Delano District 10 · Republican
- Benjamin Thomas District 3 · Unionist
- Charles Train District 8 · Republican
- Amasa Walker District 9 · Republican
- John Alley District 6 · Republican
- Alexander Rice District 4 · Republican
- Thomas Eliot District 1 · Republican
- Daniel Gooch District 7 · Republican
- Samuel Hooper District 5 · Republican
- James Buffinton District 2 · Republican
- Henry Dawes District 11 · Republican
Michigan 3 senators, 4 representatives
- Kinsley Bingham Senator · Republican
- Jacob Howard Senator · Republican
- Zachariah Chandler Senator · Republican
- Bradley Granger District 1 · Republican
- Francis Kellogg District 3 · Republican
- Rowland Trowbridge District 4 · Republican
- Fernando Beaman District 2 · Republican
Minnesota 2 senators, 2 representatives
- Henry Rice Senator · Democrat
- Morton Wilkinson Senator · Republican
- Cyrus Aldrich District -1 · Republican
- William Windom District -1 · Republican
Mississippi 2 senators, 0 representatives
- Jefferson Davis Senator · Democrat
- Albert Brown Senator · Democrat
Missouri 4 senators, 9 representatives
- Trusten Polk Senator · Democrat
- Waldo Johnson Senator · Democrat
- John Henderson Senator · Republican
- Robert Wilson Senator · Unionist
- John Clark District 3 · Democrat
- Elijah Norton District 4 · Democrat
- John Phelps District 6 · Democrat
- Thomas Price District 5 · Democrat
- John Reid District 5 · Democrat
- William Hall District 3 · Democrat
- John Noell District 7 · Democrat
- James Rollins District 2 · Constitutional Unionist
- Francis Blair, Jr. District 1 · Republican
Nebraska 0 senators, 1 representatives
- Samuel Daily District -1 · Republican
Nevada 0 senators, 1 representatives
- John Cradlebaugh At-large ·
New Hampshire 2 senators, 3 representatives
- John Hale Senator · Republican
- Daniel Clark Senator · Republican
- Thomas Edwards District 3 · Republican
- Edward Rollins District 2 · Republican
- Gilman Marston District 1 · Republican
New Jersey 3 senators, 5 representatives
- John Thomson Senator · Democrat
- John Ten Eyck Senator · Republican
- Richard Field Senator · Republican
- George Cobb District 4 · Democrat
- John Nixon District 1 · Republican
- John Stratton District 2 · Republican
- Nehemiah Perry District 5 · Democrat
- William Steele District 3 · Democrat
New Mexico 0 senators, 1 representatives
- John Watts District -1 · Republican
New York 2 senators, 33 representatives
- Preston King Senator · Republican
- Ira Harris Senator · Republican
- Stephen Baker District 12 · Republican
- Jacob Chamberlain District 26 · Republican
- Frederick Conkling District 6 · Republican
- Isaac Delaplaine District 8 · Democrat
- Alexander Diven District 27 · Republican
- Alfred Ely District 29 · Republican
- Richard Franchot District 19 · Republican
- Edward Haight District 9 · Democrat
- James Kerrigan District 4 · Ind. Democrat
- James McKean District 15 · Republican
- Abram Olin District 13 · Republican
- Charles Sedgwick District 24 · Republican
- Socrates Sherman District 17 · Republican
- Edward Smith District 1 · Democrat
- Elbridge Spaulding District 32 · Republican
- Chauncey Vibbard District 18 · Democrat
- William Wall District 5 · Republican
- Ambrose Clark District 23 · Republican
- Erastus Corning District 14 · Democrat
- Augustus Frank District 30 · Republican
- Moses Odell District 2 · Democrat
- John Steele District 11 · Democrat
- Robert Van Valkenburgh District 28 · Republican
- Theodore Pomeroy District 25 · Republican
- Burt Van Horn District 31 · Republican
- Reuben Fenton District 33 · Republican
- Rodolphus Duell District 21 · Republican
- William Lansing District 22 · Republican
- Elijah Ward District 7 · Democrat
- William Wheeler District 16 · Republican
- Roscoe Conkling District 20 · Republican
- Charles Van Wyck District 10 · Republican
- Benjamin Wood District 3 · Democrat
North Carolina 1 senators, 0 representatives
- Thomas Bragg Senator · Democrat
Ohio 3 senators, 22 representatives
- Salmon Chase Senator · Republican
- Benjamin Wade Senator · Republican
- John Sherman Senator · Republican
- William Allen District 4 · Democrat
- Harrison Blake District 14 · Republican
- Thomas Corwin District 7 · Republican
- William Cutler District 16 · Republican
- Sidney Edgerton District 18 · Republican
- John Gurley District 2 · Republican
- Richard Harrison District 7 · Unionist
- Valentine Horton District 11 · Republican
- John Hutchins District 20 · Republican
- Robert Nugen District 15 · Democrat
- Albert Riddle District 19 · Republican
- Carey Trimble District 10 · Republican
- Clement Vallandigham District 3 · Democrat
- Samuel Worcester District 13 · Republican
- James Morris District 17 · Democrat
- Warren Noble District 9 · Democrat
- Chilton White District 6 · Democrat
- James Ashley District 5 · Republican
- John Bingham District 21 · Republican
- Samuel Shellabarger District 8 · Republican
- George Pendleton District 1 · Democrat
- Samuel Cox District 12 · Democrat
Oregon 4 senators, 2 representatives
- Edward Baker Senator · Republican
- Benjamin Stark Senator · Democrat
- Benjamin Harding Senator · Democrat
- James Nesmith Senator · Democrat
- George Shiel District 1 · Democrat
- Andrew Thayer District 1 · Democrat
Pennsylvania 3 senators, 28 representatives
- Edgar Cowan Senator · Republican
- David Wilmot Senator · Republican
- Simon Cameron Senator · Republican
- Elijah Babbitt District 25 · Republican
- Charles Biddle District 2 · Democrat
- Samuel Blair District 18 · Republican
- James Campbell District 11 · Republican
- Thomas Cooper District 7 · Democrat
- William Davis District 5 · Republican
- John Hickman District 6 · Republican
- William Lehman District 1 · Democrat
- Robert McKnight District 22 · Republican
- Edward McPherson District 17 · Republican
- Edward Morris District 2 · Republican
- George Scranton District 12 · Republican
- John Verree District 3 · Republican
- Joseph Bailey District 16 · Democrat
- James Hale District 15 · Republican
- Jesse Lazear District 20 · Democrat
- Sydenham Ancona District 8 · Democrat
- Philip Johnson District 13 · Democrat
- James Moorhead District 21 · Republican
- Thaddeus Stevens District 9 · Republican
- John Covode District 19 · Republican
- John Stiles District 7 · Democrat
- John Wallace District 23 · Republican
- John Killinger District 10 · Republican
- Hendrick Wright District 12 · Democrat
- John Patton District 24 · Republican
- William Kelley District 4 · Republican
- Galusha Grow District 14 · Republican
Rhode Island 3 senators, 2 representatives
- James Simmons Senator · Republican
- Samuel Arnold Senator · Republican
- Henry Anthony Senator · Republican
- George Browne District 2 · Unionist
- William Sheffield District 1 · Union
Tennessee 2 senators, 4 representatives
- Alfred Nicholson Senator · Democrat
- Andrew Johnson Senator · Democrat
- George Bridges District 3 · Unionist
- Andrew Clements District 4 · Unionist
- Thomas Nelson District -1 ·
- Horace Maynard District 2 · Unionist
Texas 2 senators, 0 representatives
- John Hemphill Senator · Democrat
- Louis Wigfall Senator · Democrat
Utah 0 senators, 1 representatives
- John Bernhisel District -1 · Whig
Vermont 2 senators, 3 representatives
- Jacob Collamer Senator · Republican
- Solomon Foot Senator · Republican
- Eliakim Walton District 1 · Republican
- Portus Baxter District 3 · Republican
- Justin Morrill District 2 · Republican
Virginia 3 senators, 8 representatives
- James Mason Senator · Democrat
- Robert Hunter Senator · Democrat
- Waitman Willey Senator · Unionist
- John Carlile District 11 · Unionist
- Daniel De Jarnette District -1 · Independent Democrat
- Charles Upton District 7 · Unionist
- Jacob Blair District 11 · Unionist
- William Brown District 10 · Unionist
- Joseph Segar District 1 · Unionist
- Kellian Whaley District 12 · Unionist
- Lewis McKenzie District 7 · Unionist
Washington 0 senators, 1 representatives
- William Wallace District -1 · Republican
Wisconsin 2 senators, 4 representatives
- James Doolittle Senator · Republican
- Timothy Howe Senator · Republican
- Luther Hanchett District 2 · Republican
- John Potter District 1 · Republican
- Andrew Sloan District 3 · Republican
- Walter McIndoe District 2 · Republican
Source: congress-legislators (public domain).