List of colonial governors in 1790

Portugal

 * Angola –
 * José de Almeida e Vasconcellos de Soveral e Carvalho, Governor of Angola (1784–1790)
 * Manuel de Almeida e Vasconcelos, Governor of Angola (1790–1797)
 * Macau –
 * Lazaro da Silva Ferreira, Governor of Macau (1789–1790)
 * Manuel Antonio Costa Ferreira, Military Commander (1789–1790)
 * D. Vasco Luis Carneiro de Sousa e Faro, Governor of Macau (1790–1793)

Spain

 * Oran –
 * Manuel Pineda de la Torre y Solís, marqués de Campo Santo, Governor of Oran (1789–1790)
 * Joaquín Mayone y Ferrari, conde de Cumbre Hermosa, Governor of Oran (1790–1791)

Kingdom of Great Britain

 * New South Wales – Arthur Phillip, Governor of New South Wales (1788–1792)