Find MPP by name:
| MPP Sort ascending | Riding | Party |
|---|---|---|
| Aylsworth, Bowen Ebenezer | Lennox | Ontario Liberal Party |
| Awrey, Nicholas | Wentworth South | Ontario Liberal Party |
| Avery, Frederick Harold | Lincoln | Ontario Liberal Party |
| Auld, John Allan | Essex South | Ontario Liberal Party |
| Auld, James Alexander Charles | Leeds | Progressive Conservative Party of Ontario |
| Aubin, Azaire Adulphe | Sturgeon Falls | Conservative Party |
| Aubin, Albert Zenophile | Sturgeon Falls | Conservative Party |
| Atkinson, Thomas Robert | Norfolk North | Ontario Liberal Party |
| Asmussen, Nicholas | Waterloo North | Ontario Liberal Party |
| Ashe, George Lyle | Durham West | Progressive Conservative Party of Ontario |
| Arthurs, Wayne | Pickering—Scarborough East | Ontario Liberal Party |
| Arthur, Ian | Kingston and the Islands | New Democratic Party of Ontario |
| Arnott, Richard Duke | Hastings West | Progressive Conservative Party of Ontario |
| Arnott, Hon. Ted | Wellington—Halton Hills | Progressive Conservative Party of Ontario |
| Armstrong, Teresa J. | London—Fanshawe | New Democratic Party of Ontario |
| Armstrong, Samuel J.P. | Parry Sound | Independent |
| Armstrong, Samuel Henry | Muskoka | Conservative Party |
| Armstrong, Milton Taylor | Parry Sound | Ontario Liberal Party |
| Armstrong, Adolphus T. | Essex South | Conservative Party |
| Ardagh, William Davis | Simcoe North | Conservative Party |
| Apps, Charles Joseph Sylvanus | Kingston and the Islands | Progressive Conservative Party of Ontario |
| Appleby, Nathaniel Stephen | Hastings East | Independent-Conservative |
| Angus, Iain Frances | Fort William | New Democratic Party of Ontario |
| Andrewes, Philip W. | Lincoln | Progressive Conservative Party of Ontario |
| Andrew, Jill | Toronto—St. Paul's | New Democratic Party of Ontario |
| Anderson, William Alfred | Peterborough County | Ontario Liberal Party |
| Anderson, William A. | Peterborough East | Ontario Liberal Party |
| Anderson, William | Prince Edward | Conservative Party |
| Anderson, John George | Bruce South | Ontario Liberal Party |
| Anderson, James Alexander | Lanark South | Conservative Party |
| Anderson, Granville | Durham | Ontario Liberal Party |
| Anderson, Garfield | Fort William | Co-operative Commonwealth Federation |
| Anderson, Edward James | Welland | Ontario Liberal Party |
| Anderson, Charles N. | Essex South | Conservative Party |
| Anand, Deepak | Mississauga—Malton | Progressive Conservative Party of Ontario |
| Alles, Arthur Nelson | Essex North | Co-operative Commonwealth Federation |
| Allen, William Torrance | Simcoe West | Conservative Party |
| Allen, William John | Hastings North | Conservative Party |
| Allen, Robert Aloysius | Riverdale | Ontario Liberal Party |
| Allen, Richard Alexander | Hamilton West | New Democratic Party of Ontario |
| Allen, Harry Marshall | Middlesex South | Progressive Conservative Party of Ontario |
| Allan, John Pearman | York West | Progressive Conservative Party of Ontario |
| Allan, John | Hamilton West | Conservative Party |
| Allan, James Noble | Haldimand—Norfolk | Progressive Conservative Party of Ontario |
| Allan, Absalom Shade | Wellington West | Ontario Liberal Party |
| Albanese, Laura | York South—Weston | Ontario Liberal Party |
| Akande, Zanana L. | St. Andrew—St. Patrick | New Democratic Party of Ontario |
| Ahrens, Alfred Emanuel | Perth North | Ontario Liberal Party |
| Agostino, Dominic | Hamilton East | Ontario Liberal Party |
| Aggelonitis, Sophia | Hamilton Mountain | Ontario Liberal Party |
| Adams, Peter | Peterborough | Ontario Liberal Party |
| Acres, Adam Holland | Carleton | Progressive Conservative Party of Ontario |
| Abel, Donald Clarke | Wentworth North | New Democratic Party of Ontario |