The Speaker of the Ohio House of Representatives is the most powerful member of the Ohio House of Representatives.
| Term | Name | Party | Home County |
|---|---|---|---|
| 1803-03-01 – 1803-12-04 | Michael Baldwin | Democratic-Republican[1] | Ross |
| 1803-12-05 – 1804-12-02 | Elias Langham | Ross | |
| 1804-12-03 – 1805-12-01 | Michael Baldwin (2nd term) | Ross | |
| 1805-12-02 – 1806-11-30 | John Sloane | Jefferson | |
| 1806-12-01 – 1807-12-06 | Abraham Shepherd | Adams | |
| 1807-12-07 – 1808-12-04 | Philemon Beecher | Fairfield | |
| 1808-12-05 – 1809-12-03 | Alexander Campbell | Adams | |
| 1809-12-04 – 1811-12-01 | Edward Tiffin | Democratic-Republican | Ross |
| 1811-12-02 – 1812-12-06 | Matthias Corwin | Warren | |
| 1812-12-07 – 1815-12-03 | John Pollock | Clermont | |
| 1815-12-04 – 1816-12-01 | Matthias Corwin (2nd term) | Warren | |
| 1816-12-02 – 1817-11-30 | Thomas Kirker | Democratic-Republican | Adams |
| 1817-12-01 – 1818-12-06 | Duncan McArthur | Ross | |
| 1818-12-07 – 1821-12-02 | Joseph Richardson | Columbiana | |
| 1821-12-03 – 1822-12-01 | John Bigger | Warren | |
| 1822-12-02 – 1824-12-05 | Joseph Richardson (2nd term) | Columbiana | |
| 1824-12-06 – 1825-12-04 | Micajah T. Williams | Hamilton | |
| 1825-12-05 – 1826-12-03 | William W. Irvin | Fairfield | |
| 1826-12-04 – 1827-12-02 | David Higgins | Butler | |
| 1827-12-03 – 1829-12-06 | Edward King | Ross | |
| 1829-12-07 – 1830-12-05 | Thomas L. Hamer | Brown | |
| 1830-12-06 – 1831-12-04 | James M. Bell | Guernsey | |
| 1831-12-05 – 1832-12-02 | William B. Hubbard | Belmont | |
| 1832-12-03 – 1833-12-01 | David T. Disney | Hamilton | |
| 1833-12-02 – 1834-11-30 | John H. Keith | Muskingum | |
| 1834-12-01 – 1835-12-06 | John M. Creed | Fairfield | |
| 1835-12-07 – 1836-12-04 | William Sawyer | Montgomery | |
| 1836-12-05 – 1837-12-03 | William Medill | Democratic | Fairfield |
| 1837-12-04 – 1838-12-02 | Charles Anthony | Clark | |
| 1838-12-03 – 1839-12-01 | James J. Faran | Hamilton | |
| 1839-12-02 – 1840-12-06 | Thomas J. Buchanan | Clermont | |
| 1840-12-07 – 1841-12-05 | Seabury Ford | Whig | Geauga |
| 1841-12-06 – 1842-12-04 | Rufus P. Spalding | Summit | |
| 1842-12-05 – 1843-12-03 | John Chaney | Fairfield | |
| 1843-12-04 – 1844-12-01 | John M. Gallagher | Madison | |
| 1844-12-02 – 1845-11-30 | John M. Gallagher | Clark | |
| 1845-12-01 – 1846-12-06 | Elias F. Drake | Greene | |
| 1846-12-07 – 1847-12-05 | William P. Cutler | Washington | |
| 1847-12-06 – 1848-12-03 | Joseph S. Hawkins | Preble | |
| 1848-12-04 – 1849-12-02 | John G. Breslin | Seneca | |
| 1849-12-03 – 1850-12-01 | Benjamin F. Leiter | Stark | |
| 1850-12-02 – 1852-01-04 | John F. Morse | Ashtabula | |
| 1852-01-05 – 1854-01-01 | James C. Johnson | Medina | |
| 1854-01-02 – 1856-01-06 | Francis C. LeBlond | Mercer | |
| 1856-01-07 – 1858-01-03 | Nelson H. Van Vorhes | Athens | |
| 1858-01-04 – 1860-01-01 | William Burnham Woods | Democratic | Licking |
| 1860-01-02 – 1862-01-05 | Richard C. Parsons | Cuyahoga | |
| 1862-01-06 – 1865-12-31 | James Randolph Hubbell | Delaware | |
| 1866-01-01 – 1868-01-05 | Edwin A. Parrott | Montgomery | |
| 1868-01-06 – 1870-01-02 | John F. Follett | Licking | |
| 1870-01-03 – 1871-12-31 | A. J. Cunningham | Hamilton | |
| 1872-01-01 – 1874-01-04 | Nelson H. Van Vorhes (2nd term) | Athens | |
| 1874-01-05 – 1876-01-02 | George L. Converse | Franklin | |
| 1876-01-03 – 1878-01-06 | Charles H. Grosvenor | Athens | |
| 1878-01-07 – 1880-01-03 | James E. Neal | Butler | |
| 1880-01-04 – 1882-01-01 | Thomas A. Cowgill | Champaign | |
| 1882-01-02 – 1884-01-06 | Orlando J. Hodge | Cuyahoga | |
| 1884-01-07 – 1886-01-03 | Archeleus D. Marsh | Mercer | |
| 1886-01-04 – 1888-01-01 | John C. Entrekin | Ross | |
| 1888-01-02 – 1890-01-05 | Elbert L. Lampson | Ashtabula | |
| 1890-01-06 – 1892-01-03 | Nial R. Hysell | Perry | |
| 1892-01-04 – 1894-01-02 | Lewis C. Laylin | Republican | Huron |
| 1894-01-03 – 1896-01-05 | Alexander Boxwell | Republican | Warren |
| 1896-01-06 – 1898-01-02 | David L. Sleeper | Republican | Athens |
| 1898-01-03 – 1899-12-31 | Harry C. Mason | Republican | Cuyahoga |
| 1900-01-01 – 1902-01-05 | Arlington G. Reynolds | Republican | Lake |
| 1902-01-06 – 1904-01-03 | William S. McKinnon | Republican | Ashtabula |
| 1904-01-04 – 1905-12-31 | George T. Thomas | Republican | Huron |
| 1906-01-01 – 1909-01-03 | Carmi A. Thompson Freeman T. Eagleson |
Republican Republican |
Lawrence Guernsey |
| 1909-01-04 – 1911-01-01 | Granville W. Mooney | Republican | Ashtabula |
| 1911-01-02 – 1913-01-05 | Samuel J. Vining | Democratic | Mercer |
| 1913-01-06 – 1915-01-03 | Charles L. Swain | Democratic | Hamilton |
| 1915-01-04 – 1916-12-31 | Charles D. Conover | Republican | Champaign |
| 1917-01-01 – 1919-01-05 | E. J. Hopple | Democratic | Cuyahoga |
| 1919-01-06 – 1921-01-02 | Carl R. Kimball | Republican | Lake |
| 1921-01-03 – 1922-12-31 | Rupert R. Beetham | Republican | Harrison |
| 1923-01-01 – 1925-01-04 | H. H. Griswold | Republican | Geauga |
| 1925-01-05 – 1927-01-02 | Harry D. Silver | Republican | Preble |
| 1927-01-03 – 1931-01-04 | O. C. Gray | Republican | Harrison |
| 1931-01-05 – 1933-01-01 | Arthur Hamilton | Republican | Warren |
| 1933-01-02 – 1935-01-06 | Frank Cave | Democratic | Richland |
| 1935-01-07 – 1937-01-03 | J. Freer Bittinger | Democratic | Ashland |
| 1937-01-04 – 1939-01-01 | Frank R. Uible | Democratic | Cuyahoga |
| 1939-01-02 – 1944-12-31 | William M. McCulloch | Republican | Miami |
| 1945-01-01 – 1947-01-05 | Jackson E. Betts | Republican | Hancock |
| 1947-01-06 – 1949-01-02 | C. William O'Neill | Republican | Washington |
| 1949-01-03 – 1950-12-31 | John F. Cantwell | Democratic | Mahoning |
| 1951-01-01 – 1953-01-04 | Gordon Renner | Republican | Hamilton |
| 1953-01-05 – 1955-01-02 | William B. Saxbe | Republican | Champaign |
| 1955-01-03 – 1959-01-04 | Roger Cloud | Republican | Logan |
| 1959-01-05 – 1961-01-01 | James A. Lantz | Democratic | Fairfield |
| 1961-01-02 – 1967-01-01 | Roger Cloud (2nd term) | Republican | Logan |
| 1967-01-02 – 1972-12-31 | Charles F. Kurfess | Republican | Wood |
| 1973-01-01 – 1975-01-05 | A. G. Lancione | Democratic | Belmont |
| 1975-01-06 – 1995-01-02 | Vernal G. Riffe Jr. | Democratic | Scioto |
| 1995-01-03 – 2000 | Jo Ann Davidson | Republican | Franklin |
| 2001–2005 | Larry Householder | Republican | Perry |
| 2005-2009 | Jon A. Husted | Republican | Montgomery |
| 2009-2011 | Armond Budish | Democratic | Cuyahoga |
| 2011-present | William G. Batchelder | Republican | Medina |