The deputy prime minister of the Independent State of Samoa () is the deputy head of government of Samoa. The deputy prime minister is a member of the Legislative Assembly and cabinet, and is appointed by the O le Ao o le Malo (head of state) on the advice of the prime minister. The incumbent, Toelupe Poumulinuku Onesemo of the Faûatuatua i le Atua Samoa ua Tasi (FAST) party, has served since 2025.