The Prime Minister of New Zealand is most senior officer in the Government of New Zealand.
By convention, the Prime Minister is the leader of the party or coalition of parties which has the most seats in the houses of the Parliament.
Prime Minister became the offical term for the leader of the New Zealand Government in 1893. Before 1893 leaders were called Premier of New Zealand.
- Henry Sewell (1856)
- William Fox (1856), (1861-1862), (1869-1872), (1873)
- Edward Stafford (1856-1861), (1865-1869), (1872)
- Alfred Domett (1862-1863)
- Frederick Whitaker (1863-1864), (1882-1883)
- Frederick Weld (1864-1865)
- George Waterhouse (1872-1873)
- Julius Vogel (1873-1875), (1876)
- Daniel Pollen (1875-1876)
- Harry Atkinson (1876-1877), (1884), (1887-1891)
- George Grey (1877-1879)
- John Hall (1879-1882)
- Robert Stout (1884), (1884-1887)
- John Ballance (1891-1893)
- Richard Seddon 1893-1906)
- William Hall-Jones (1906)
- Joseph Ward (1906-1912), (1928-1930)
- Thomas MacKenzie (1912)
- William Massey (1912-1925)
- Francis Bell (1925)
- Gordon Coates (1925-1928)
- George William Forbes (1930-1935)
- Michael Joseph Savage (1935-1940)
- Peter Fraser (1940-1949)
- Sidney Holland (1949-1957)
- Keith Holyoake (1957), (1960-1972)
- Walter Nash (1957-1960)
- John Ross Marshall (1972)
- Norman Eric Kirk (1972-1974)
- Wallace Rowling (1974-1975)
- Robert Muldoon (1975-1984)
- David Lange (1984-1989)
- Geoffrey Palmer (1989-1990)
- Michael Moore (1990)
- James Bolger (1990-1997)
- Jenny Shipley (1997-1999)
- Helen Clark (1999- )