I suppose that this is King Mata'afa Iosefa. Some comments claimed
that it is Lauaki, but finally it was confirmed that this is not true.
I'll leave the wrong captions in brackets, because otherwise some of the comments would not make sense.
2: Lauaki Namulauulu Mamoe, his wife Sivaotele (?) and his daughters. Lauaki became leader of the Mau, a resistance movement in Samoa. In 1909 he was arrested and exiled to Saipan. This photograph was probably taken on the german ship that brought him to exile. He never saw Samoa again.
1: King Mata'afa Iosefa (1832-1912), his wife Talala (Kalala) and his daughters in traditional costumes. Samoa ca. 1900. ]