
チャールズ3世は、コモンウェルス王国として知られる15の独立国の国王として君臨している。国王は主に、最も歴史が古く人口も最も多いイギリスに居住しており、他の国々では以下の総督が国王の代理を務めている。また、カナダの各州、オーストラリアの各州、イギリスの海外領土、王室属領、そしてニュージーランドと自由連合関係にある国々にも国王の代理が置かれている。
王室属領は、英国政府の所有ではなく、英国王室の所有物であり、英国君主が国家元首であり、副総督によって代表される。
In the Realm of New Zealand, the Cook Islands have a king's representative to represent the King of New Zealand. Niue is entitled to the same, but, under the Niue Constitution Act, the monarch is represented by New Zealand's governor-general, who represents the King of New Zealand.
In the six Australian states, the King of Australia is represented by a governor. As administrators of Australian territories represent the governor-general of Australia, they are not included here.
In the 10 Canadian provinces, the King of Canada is represented by a lieutenant governor. As the commissioners of the Canadian territories are appointed by the Canadian Governor-in-Council (the federal government), rather than the monarch, they are not included here.
On the island of Nevis in the Federation of Saint Kitts and Nevis, the King of Saint Kitts and Nevis is represented by a deputy governor-general.