| 41st Ohio General Assembly | |
| Election: | October 1842 |
| Membership2: | 72 Representatives |
| Chamber1 Leader1: | James J. Faran (D-Cincinnati) |
| Control1: | Democratic |
| Chamber2 Leader1: | John Chaney (D-Fairfield) |
| Control2: | Democratic |
| Opposition: | Whig |
| Membership1: | 36 Senators |
The 41st Ohio General Assembly first convened on December 5, 1842. The 36 members of the Ohio Senate and the 72 members of the Ohio House of Representatives were elected during the General Election of October 1842.
| Name | County | Party | |
|---|---|---|---|
| Charles M. Aten | Columbiana | Democratic | |
| Joseph Barnet | Montgomery | Whig | |
| Thomas W. Bartley | Richland | Democratic | |
| Jacob Clark | Lucas, Williams, Henry, Paulding, Putnam, Van Wert, Allen, and Hardin | Democratic | |
| William H. P. Denny | Warren and Greene | Whig | |
| James J. Faran (Speaker) | Hamilton | Democratic | |
| Nelson Franklin | Fairfield and Pickaway | Democratic | |
| John Fuller | Huron and Erie | Whig | |
| Seabury Ford | Cuyahoga and Geauga | Whig | |
| Josiah Harris | Medina and Lorain | Democratic | |
| Robert Hazeltine | Butler and Preble | Democratic | |
| James Henderson | Muskingum | Whig | |
| John E. Jackson | Portage and Summit | Whig | |
| John Johnson | Knox and Coshocton | Democratic | |
| Oliver Jones | Hamilton | Democratic | |
| Jacob B. Koch | Holmes and Tuscarawas | Democratic | |
| Samuel Lahm | Stark | Democratic | |
| Allen Latham | Hocking, Ross, Pike, and Jackson | Democratic | |
| James Loudon | Clermont, Brown, and Clinton | Democratic | |
| Moses McAnelly | Seneca, Sandusky, Wood, Ottawa, and Hancock | Democratic | |
| Alexander McConnell | Morgan, Perry, and Washington | Democratic | |
| Joseph McCutchen | Crawford, Delaware, and Marion | Democratic | |
| Robert H. Miller | Belmont and Harrison | Democratic | |
| James Mitchell | Jefferson and Carroll | Democratic | |
| Simeon Nash | Gallia, Lawrence, and Scioto | Whig | |
| Eben Newton | Trumbull | Whig | |
| James Parker | Licking | Democratic | |
| John Richey | Morgan, Perry, and Washington | Democratic | |
| Joseph Ridgway, Jr. | Franklin, Madison, and Clark | Whig | |
| William Robbins | Adams, Highland, and Fayette | Democratic | |
| Benjamin Stanton | Champaign, Logan, and Union | Whig | |
| Abraham Van Vorhes | Athens and Meigs | Whig | |
| Joseph S. Updegraff | Miami, Darke, Mercer, and Shelby | Whig | |
| Benjamin F. Wade | Ashtabula and Lake | Whig | |
| William C. Walton | Guernsey and Monroe | Democratic | |
| Charles Wolcott | Wayne | Democratic |
| Name | County | Party | |
|---|---|---|---|
| J. B. Ackley | Athens and Meigs | Whig | |
| Samuel Atherton | Huron and Erie | Whig | |
| Isaac Atkinson, Sr. | Jefferson and Carroll | Whig | |
| George W. Baird | Seneca, Sandusky, Hancock, Wood, and Ottawa | Democratic | |
| Jacob H. Baldwin | Trumbull | Whig | |
| Henry C. Brish | Seneca, Sandusky, Hancock, Wood, and Ottawa | Democratic | |
| Israel Brown | Hamilton | Democratic | |
| Charles Bowen | Muskingum | Whig | |
| Le Grand Byington | Hocking, Ross, Pike, and Jackson | Democratic | |
| Richard W. Cahill | Richland | Democratic | |
| Hiram Campbell | Gallia, Lawrence, and Scioto | Whig | |
| David Chambers | Muskingum | Whig | |
| John Chaney (Speaker) | Fairfield | Democratic | |
| Joseph Chenoweth | Franklin | Whig | |
| John C. Clark | Morgan | Democratic | |
| John P. Converse | Geauga | Whig | |
| Jacob Counts | Miami, Darke, Mercer, and Shelby | Whig | |
| Otway Curry | Logan and Union | Fed. | |
| Nathaniel Dike | Jefferson and Carroll | Whig | |
| William Douglass | Guernsey | Democratic | |
| Thomas Earl | Portage | Whig | |
| David Fisher | Clermont, Brown, and Clinton | Whig | |
| John Fudge | Greene | Whig | |
| Simeon Fuller | Lake | Whig | |
| John M. Gallagher | Madison and Clark | Whig | |
| Archibald Gordon | Hamilton | Democratic | |
| Isaac Green | Licking | Democratic | |
| John Gruber | Harrison | Democratic | |
| James P. Henderson | Richland | Democratic | |
| Isaac Houseman | Madison and Clark | Whig | |
| Phelps Humphrey | Licking | Democratic | |
| Isaac E. James | Delaware, Marion, and Crawford | Democratic | |
| Elihu Johnson | Hocking, Ross, Pike, and Jackson | Democratic | |
| Daniel Kelley | Perry | Democratic | |
| Thomas M. Kelley | Cuyahoga | Whig | |
| James Kilgore | Stark | Democratic | |
| James B. King | Butler | Democratic | |
| Newton Larsh | Preble | Whig | |
| John Larwill | Wayne | Democratic | |
| John Martin | Columbiana | Democratic | |
| Rudolphus Martin | Stark | Democratic | |
| William McClung | Fairfield | Democratic | |
| John McClure | Miami, Darke, Mercer, and Shelby | Whig | |
| David McConnell | Tuscarawas and Holmes | Democratic | |
| William B. McCrea | Champaign | Whig | |
| Joel B. McFarland | Butler | Democratic | |
| Caleb J. McNulty | Knox | Democratic | |
| Jesse Meredith | Coshocton | Democratic | |
| Gilman C. Mudgett | Lucas, Williams, Henry, Paulding, Putnam, Van Wert, Allen, and Hardin | Democratic | |
| Wilson Nelson | Hocking, Ross, Pike, and Jackson | Democratic | |
| Cornelius Okey | Monroe | Democratic | |
| Edson B. Olds | Pickaway | Democratic | |
| Samuel H. Pardee | Portage | Whig | |
| Thomas Pilcher | Belmont | Democratic | |
| John Probasco, Jr. | Warren | Whig | |
| John Reid | Columbiana | Democratic | |
| Moses Rees | Clermont, Brown, and Clinton | Democratic | |
| Robert Robinson | Adams, Highland, and Fayette | Whig | |
| Thomas Ross | Clermont, Brown, and Clinton | Whig | |
| Robert C. Schenck | Montgomery | Whig | |
| Amos Seward | Summit | Whig | |
| George W. Sharp | Delaware, Marion, and Crawford | Democratic | |
| John A. Smith | Adams, Highland, and Fayette | Whig | |
| Nicholas Spindlar | Knox | Democratic | |
| James B. Steedman | Lucas, Williams, Henry, Paulding, Putnam, Van Wert, Allen, and Hardin | Democratic | |
| Jonathan Tuttle | Ashtabula | Whig | |
| William Wakefield | Hamilton | Democratic | |
| Richard Warner | Lorain and Medina | Democratic | |
| Nathan Webb | Trumbull | Whig | |
| John D. White | Clermont, Brown, and Clinton | Democratic | |
| Joseph Wilford | Wayne | Democratic | |
| George W. Woodbridge | Washington | Independent Whig |
| Judiciary | Thomas W. Bartley, William C. Walton | Eben Newton | |
| Finance | William C. Walton, Jacob Clark | Seabury Ford | |
| Canals | Alexander McConnell, Jacob B. Koch | Joseph Barnet | |
| Roads and Highways | Moses McAnelly | Nelson Franklin, John E. Jackson | |
| Schools and School Lands | Josiah Harris, Charles Wolcott | Simeon Nash | |
| New Counties | John Richey, James Loudon | John Fuller | |
| Military Affairs | Charles Wolcott, Robert H. Miller | Benjamin F. Wade | |
| Medical Colleges and Universities | Jacob Clark, John Johnson | James Henderson | |
| Colleges and Universities | James Loudon, Thomas W. Bartley | Joseph S. Updegraph | |
| Agriculture, Manufacture, and Commerce | Robert H. Miller, William Robbins | William H. P. Denny | |
| Penitentiary | Samuel Lahm, James Mitchell | Joseph Ridgway | |
| Library | Josiah Harris, John Johnson | John E. Jackson | |
| Currency | Allen Latham, Joseph McCutchen | Eben Newton | |
| Public Lands | James Parker, Alexander McConnell | Benjamin Stanton | |
| Rail Roads and Turnpikes | Olliver Jones, Robert Hazeltine | Abraham Van Vorhes | |
| Public Institutions | Nelson Franklin, Samuel Lahm, James Parker | N/A | |
| Corporations | Charles M. Aten, Moses McAnelly | James Henderson | |
| Public Buildings | Joseph McCutchen, Joseph Ridgway, Jacob B. Koch | N/A | |
| Public Debt | Robert Hazeltine, James Mitchell | William H. P. Denny |
| Privileges and Elections | Joel B. McFarland, James P. Henderson, John C. Clark | David Chambers, John P. Converse | |
| Unfinished Business | George W. Baird, Richard W. Cahill, David McConnell | Isaac Houseman, John P. Converse | |
| Judiciary | Le Grand Byington, Caleb J. McNulty, Elihu Johnson | John Probasco, Thomas M. Kelley | |
| Finance | Joel B. McFarland, Henry C. Brish, John Larwill | Thomas Earl, Isaac Atkinson | |
| Banks and the Currency | Edson B. Olds, George W. Sharp, Le Grand Byington, Archibald Gordon | Nathaniel Dike | |
| Public Works | Jesse Meredith, Gilman C. Mudgett, Wilson Nelson | Hiram Campbell, David Chambers | |
| Common Schools, Colleges and Universities | Henry C. Brish, Isaac Green, Isaac E. James | Otway Curry, Simeon Fuller | |
| Medical Colleges and Medical Societies | James P. Henderson, John C. Clark, Phelps Humphrey | J. B. Ackley, Charles Bowen | |
| Roads and Highways | Cornelius Okey, John Martin, William Wakefield | Joseph Chenowith, Amos Seward | |
| Public Lands | Caleb J. McNulty, Jesse Meredith, James B. Steedman | David Fisher, John McClure | |
| Agriculture and Manufactures | Israel Brown, Joseph Wilford, William Douglass | Newton Larsh, Nathan Webb | |
| Claims | John Larwill, Gilman C. Mudgett, Moses Rees | David Chambers, Amos Seward | |
| The Militia | Jesse Meredith, George W. Sharp, John D. White | Thomas Earl, Robert Robinson | |
| The National Road | Isaac Green, William McClung, Thomas Pilcher | John M. Gallagher, John Fudge | |
| Rail Roads | David McConnell, Richard W. Cahill, George W. Baird | William B. McCrea. John P. Converse | |
| New Counties | James B. King, Daniel Kelley, James Kilgore | Jacob H. Baldwin, Robert Robinson | |
| The Library | Thomas Pilcher, Phelps Humphrey, John Reid | George W. Woodbridge, Otway Curry | |
| Public Buildings | Daniel Kelly, Rudolphus Martin, John D. White | John Probasco, Jacob Counts | |
| Public Institutions | John C. Clark, Nicholas Spindlar, Richard Warner | Jonathan Tuttle, Thomas Ross | |
| Corporations | Elihu Johnson, Richard Warner, James Kilgore | Robert C. Schenck, Thomas Ross | |
| The Penitentiary | William McClung, John Reid, Cornelius Okey | Charles Bowen, Samuel H. Pardee | |
| Public Printing | James B. Steedman, John Gruber, Rudolphus Martin | George W. Woodbridge, John A. Smith | |
| The Public Debt | James P. Henderson, John Gruber, Edson B. Olds | Robert C. Schenck, Samuel Atherton | |
| Enrollment | Gilman C. Mudgett | John M. Gallagher |