Waikato is a top-tier local government region of New Zealand extending from Thames-Coromandel District to Taupo District.
Waikato may also refer to: Waikato District, a second-tier local government region of New Zealand (part of Waikato Region) Waikato, area subjected to the 1860s Invasion of the Waikato Waikato River, longest river in New Zealand Waikato (iwi), a Māori tribe Waikato (rangatira) (c. 1790 – 1877), Māori tribal leader Waikato (New Zealand electorate), a general electorate Hauraki-Waikato, a Māori electorate Port Waikato, a small town HMNZS Waikato (F55), a frigate SS Waikato, a steamship Organisations Waikato Rugby Union, a governing body for rugby union Waikato Rugby League, a governing body for rugby league Waikato FC, a football (soccer) club Diocese of Waikato University of Waikato