Siasi Tonga Tau'ataina (Free Church of Tonga) is a Methodist Christian denomination established in 1885.

By King George Tupou I and his government to ensure a self-governing Tongan church, free from foreign missionary control.

Ko e tefito'i taumu'a mo e 'uhinga 'o e lotu 'a e Siasi 'o Tonga Tau'atāina (Free Church of Tonga)

ke fakalangilangi'i mo tauhi 'a e 'Otua 'i he tau'atāina kakato, 'o makatu'unga 'i he tukufonua na'e fai 'e he Tu'i ko Tupou I

"The primary purpose and reason for the worship of the Free Church of

Tonga is to glorify and serve God in complete freedom, based on the covenant made by King Tupou I."