The prime minister of Niue (officially the premier of Niue prior to 3 September 2024)[a] is Niue's head of government.

They are elected by the Niue Assembly, and form a Cabinet consisting of themselves and three other members of the Assembly.

[1] Sir Robert Rex was continuously re-elected every three years from Niue's associated statehood in 1974 until his death in 1992.

† Died in office This is a graphical lifespan timeline of prime ministers of Niue.

They are listed in order of office (Vivian is shown in order of his first premiership).