Samuelu Penitala Teo is a Tuvaluan politician. He is the son of Sir Fiatau Penitala Teo who was appointed as the first Governor General of Tuvalu (1978–1986) following independence from Great Britain.He was first elected to the Parliament of Tuvalu at the 1998 general election to represent the constituency of Niutao. He served as the Minister of Works, Energy and Communications in the governments led by Ionatana Ionatana (1999-2000) and Lagitupu Tuilimu (2000-2001).