When Sione Pulu was born about 1813, in Hunga, Vava'u, Tonga, his father, Pulu, was 25 and his mother, Mrs. Pulu, was 23. He married Manu in 1835, in Hunga, Vava'u, Tonga. They were the parents of at least 2 sons and 3 daughters. He died about 1883, in his hometown, at the age of 70.