When Sione Fonua Kimoana was born in 1930, in Tefisi, Vava'u, Tonga, his father, Fonua Kihevaha Kimoana, was 30 and his mother, Eseta Fei'iloakitohi Tuitufu, was 27. He had at least 1 son. He died in 1951, at the age of 21.