Countries Where the British Monarch Is Head of State

As of 2024, King Charles III serves as head of state for 15 independent nations, known as Commonwealth realms, plus the United Kingdom and its Crown Dependencies. The realms are:

• Antigua and Barbuda
• Australia
• The Bahamas
• Belize
• Canada
• Grenada
• Jamaica
• New Zealand
• Papua New Guinea
• Saint Kitts and Nevis
• Saint Lucia
• Saint Vincent and the Grenadines
• Solomon Islands
• Tuvalu
• United Kingdom (and Crown Dependencies: Jersey, Guernsey, Isle of Man)

Barbados became a republic in November 2021, removing the monarch as head of state. Several other realms have expressed interest in transitioning to republics in the future.