This article lists the British consuls in Tonga from 1901 to 1970. They were responsible for representing British interests in the Kingdom of Tonga while the country was a British protectorate (from 18 May 1900 until 4 June 1970).

For British representatives in Tonga from 1973 until 2006 and since 2019, see: List of high commissioners of the United Kingdom to Tonga.

For British representatives in Tonga from 2006 until 2019, see: List of high commissioners of the United Kingdom to Fiji.

(Dates in italics indicate de facto continuation of office)

• History of Tonga
• Foreign relations of Tonga

• Ben Cahoon (2000). "Tonga". WorldStatesmen.org. Retrieved 14 January 2017.