Ontarios viseguvernør () er den canadiske monarkens visekongelige representant i provinsen. Embetet ble innstiftet gjennom Constitution Act, 1867, som trådte i kraft 1. juli samme år.

Bilde Navn Embetstid Monark Ref.Lieutenant Governor of Ontario(Ontarios viseguvernør) 80px Henry William Stisted 1. juli 1867–14. juli 1868Victoria 80px William Pearce Howland 15. juli 1868–11. november 1873 80px John Willoughby Crawford 12. november 1873–13. mai 1875 Administrator of the Government of Ontario(Administrator for Ontarios regjering) 80px William Buell Richards 13. mai 1875–18. mai 1875 Victoria Lieutenant Governor of Ontario(Ontarios viseguvernør) 80px Donald Alexander Macdonald 18. mai 1875–30. juni 1880Victoria 80px John Beverley Robinson 1. juli 1880–31. mai 1887 80px Alexander Campbell 1. juni 1887–24. mai 1892 Administrator of the Government of Ontario(Administrator for Ontarios regjering) 80px John Hawkins Hagarty 24. mai 1892–30. mai 1892 Victoria Lieutenant Governor of Ontario(Ontarios viseguvernør) 80px George Airey Kirkpatrick 30. mai 1892–7. november 1896 Victoria Administrator of the Government of Ontario(Administrator for Ontarios regjering) 80px Casimir Stanislaus Gzowski 7. november 1896–18. november 1897 Victoria Lieutenant Governor of Ontario(Ontarios viseguvernør)80pxOliver Mowat18. november 1897–19. april 1903 Victoria Edvard VIIAdministrator of the Government of Ontario(Administrator for Ontarios regjering) 80px Charles Moss 19. april 1903–21. april 1903 Edvard VII Lieutenant Governor of Ontario(Ontarios viseguvernør) 80px William Mortimer Clark 21. april 1903–21. september 1908Edvard VII 80pxJohn Morison Gibson22. september 1908–26. september 1914Georg V 80px John Strathearn Hendrie 2. oktober 1914–20. november 1919 80px Lionel Herbert Clarke 1. desember 1919–29. august 1921 Administrator of the Government of Ontario(Administrator for Ontarios regjering) 80px William Ralph Meredith 29. august 1921–10. september 1921 Georg V Lieutenant Governor of Ontario(Ontarios viseguvernør) 80px Henry Cockshutt 10. september 1921–12. januar 1927Georg V 80px William Donald Ross 12. januar 1927–25. oktober 1931 Administrator of the Government of OntarioAdministrateur du gouvernement de l'Ontario(Administrator for Ontarios regjering) 80px William Mulock 25. oktober 1931–1. november 1932 Georg V Lieutenant Governor of Ontario(Ontarios viseguvernør)80pxHerbert Alexander Bruce1. november 1932–23. november 1937 Georg V Edvard VIII |- | rowspan="3"|Georg VI|- | 80px | Albert Edward Matthews| 23. november 1937–26. desember 1946

| rowspan="2"|80px | rowspan="2"|Frank Ray Lawson| rowspan="2"|26. desember 1946–18. februar 1952 | rowspan="2"| |- | rowspan="13"|Elizabeth II|- | 80px | Louis Orville Breithaupt| 18. februar 1952–30. desember 1957

| 80px | John Keiller MacKay| 30. desember 1957–1. mai 1963

| 80px | William Earl Rowe| 1. mai 1963–4. juli 1968

| 80px | William Ross Macdonald| 4. juli 1968–10. april 1974

| 80px | Pauline Mills McGibbon| 10. april 1974–15. september 1980

| 80px | John Black Aird| 15. september 1980–20. september 1985

| 80px | Lincoln MacCauley Alexander| 20. september 1985–11. desember 1991

| 80px | Henry Newton Rowell Jackman| 11. desember 1991–24. januar 1997

| 80px | Hilary Mary Weston| 24. januar 1997–7. mars 2002

| 80px | James Karl Bartleman| 7. mars 2002–5. september 2007

| 80px | David Charles Onley| 5. september 2007–23. september 2014

| 80px | Elizabeth Dowdeswell''' 23. september 2014–

Referanser

Kategori:Ontario