Major-General John Graves Simcoe
Lieutenant Governor, 1792–1794*

Peter Russell
Administrator, 1798*–1799

Peter Hunter
Lieutenant Governor, 1799–1805

Captain Alexander Grant
President administering Government, 1805–1806
 
Major Francis Gore
Lieutenant Governor, 1806–1808*, 1810–1811
 
Major-General Sir Isaac Brock, kcb
President Administering Government, 1811–1812

Major-General Sir Roger Hale Sheaffe, Bart.
President Administering Government, 1812–1813

Major-General Francis de Rottenburg, Lord de Rottenburg, kcb
President Administering Government, 1813

Lieutenant-General Sir Gordon Drummond, kcb
President Administering Government, 1813–1814

Lieutenant-General Sir George Murray
Provisional Lieutenant Governor, 1815

Major-General Frederick Philips Robinson
Provisional Lieutenant Governor, 1815
 
Major Francis Gore
Lieutenant Governor, 1815–1817

Samuel Smith
Administrator, 1817–1818
 
Major-Gen. Sir Peregrine Maitland, kcb
Lieutenant Governor, 1818–1828
 
Major-General Sir John Colborne, kcb
Lieutenant Governor, 1828–1836

Sir Francis Bond Head, Bart., kcb
Lieutenant Governor, 1836–1838

Major-General Sir George Arthur, kcb
Lieutenant Governor, 1838–1839

Charles Poullet Thompson, Lord Sydenham
Lieutenant Governor, 1839–1840

* Records for 1795–1797 and 1809 are not known to be in existence.