He held the titles of Kalaniuvalu and Fotofili, and was a member of the Legislative Assembly between 1936 and his death in 1968, serving as Speaker from 1951 until 1958.
Born in 1911 to Fotofili Siosiua and Afa,[1] Fonua was educated at primary school in Niuafoʻou and Tupou College.
[3] Shortly afterwards he was told to marry Sisilia Tuʻitavake,[3] with the wedding taking place in June 1932.
He was re-elected in every election until his death in January 1968,[2] also serving as Speaker and vice-president of the Privy Council between 1951 and 1958.
[citation needed] One of his sons, Sosi'ua Ngalumoetutulu, later also served as Speaker of the Legislative Assembly.