Ngata is a Māori surname, most commonly found among members of the Ngāti Porou iwi. The name is also occasionally found in Tonga, where it was the name of a 17th-century leader, the first Tu'i Kanokupolu.

Notable people with the surname include

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  • Āpirana Ngata (1874–1950), New Zealand politician and lawyer
  • Arihia Ngata (1879–1829), New Zealand community leader, wife of Āpirana
  • Haloti Ngata (born 1984), American football player
  • Heremaia Ngata (born 1971), New Zealand association footballer
  • Hēnare Ngata (1917–2011), Māori leader and son of Āpirana and Arihia
  • Hōri Ngata (1919–1989), New Zealand lexicographer, grandson of Āpirana and Arihia
  • Joseph Ngata (born 2001), American football player
  • Paratene Ngata (c. 1849–1924), New Zealand tribal leader, farmer, and soldier
  • Whai Ngata (c. 1942–2016), New Zealand broadcaster, journalist, and lexicographer, son of Hōri

As a given name, Ngata may refer to: