This is a list of the governors of colonies, protectorates, or other dependencies in 1791. Where applicable, native rulers are also listed.

Portugal

• Angola – Manuel de Almeida e Vasconcelos, Governor of Angola (1790–1797)
• Macau – D. Vasco Luis Carneiro de Sousa e Faro, Governor of Macau (1790–1793)

Kingdom of Great Britain

• Upper Canada – John Graves Simcoe (1791–1796)
• Jamaica –
  1. Thomas Howard, 3rd Earl of Effingham, Governor of Jamaica (1790–1791)
  2. Adam Williamson, Acting Governor of Jamaica (1791–1795)
• New South Wales – Arthur Phillip, Governor of New South Wales (1788–1792)