This is a list of the governors of colonies, protectorates, or other dependencies in 1721. Where applicable, native rulers are also listed.

Oman

• Mombasa – Nasr ibn Abdallah al-Mazru‘i, Wali of Mombasa (1698–1728)

Portugal

• Angola – Henrique de Figueiredo e Alarcão, Governor of Angola (1717–1722)
• Macau – Antonio da Silva Telo e Meneses, Governor of Macau (1719–1722)