Under the military regime (1763)

  • 1763-1766: James Murray

Under the Quebec Act (1774)

  • 1766-1778: Guy Carleton
  • 1778-1784: Frederick Haldimand
  • 1786-1796: Guy Carleton (Lord Dorchester)

Under the Constitutional Act (1791)

  • 1786-1796: Guy Carleton (Lord Dorchester)
  • 1797-1807: Robert Prescott
  • 1807-1811: James Henry Craig
  • 1811-1815: George Prevost
  • 1816-1818: John Coape Sherbrooke
  • 1818-1819: Duke of Richmond
  • 1820-1828: Earl of Dalhousie
  • 1831-1835: Lord Aylmer
  • 1835-1838: Earl of Gosford
  • 1838: Lord Durham
  • 1838-1839: John Colborne (Lord Seaton)
  • 1839-1841: Charles Poulett Thomson (Lord Sydenham)

Under the Union (1840)

  • 1839-1841: Charles Poulett Thomson (Lord Sydenham)
  • 1842-1843: Charles Bagot
  • 1843-1845: Charles Theophilus Metcalfe
  • 1846-1847: Earl Cathcart
  • 1847-1854: Lord Elgin
  • 1854-1861: Edmund Walker Head
  • 1861-1867: Viscount Monck