Word.ws English Dictionary

O'Neil

O'Neil proper noun: a surname from Irish [in turn originating as a patronymic], a variant of O'Neill.

Proper noun

O'Neil

  1. A surname from Irish [in turn originating as a patronymic], a variant of O'Neill.

Origin of O'Neil

See O'Neill

Phrases with O'Neil

Questions about O'Neil

What does O'Neil mean?
O'Neil means a surname from Irish [in turn originating as a patronymic], a variant of O'Neill.
What part of speech is O'Neil?
O'Neil is a proper noun.

Words near O'Neil in the dictionary

  1. O'Marys
  2. O'Meara
  3. O'Mearas
  4. o'n'ry
  5. O'Neal
  6. O'Neil
  7. O'Neill
  8. O'Neill colonies
  9. O'Neill colony
  10. O'Neill cylinder
  11. O'Neill cylinders

Source and license

Adapted from Wiktionary: O'Neil (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “O'Neil.” Word.ws, https://word.ws/o%27neil. Based on Wiktionary, CC BY-SA 4.0.