Word.ws English Dictionary

Fennessy

Fennessy proper noun: a surname from Irish.

Proper noun

Fennessy (plural Fennessys)

  1. A surname from Irish.

Forms of Fennessy

pluralFennessys
alternative formFennessey

Origin of Fennessy

Reduced Anglicized form of Irish Ó Fionnghusa (“descendant of Fionnghus”), a personal name based on fionn (“fair, white”) + gus (“vigor, force”).

Questions about Fennessy

What does Fennessy mean?
Fennessy means a surname from Irish.
What part of speech is Fennessy?
Fennessy is a proper noun.

Words near Fennessy in the dictionary

  1. Fenner
  2. Fenners
  3. fennes
  4. Fennessey
  5. Fennesseys
  6. Fennessy
  7. Fennessys
  8. Fenni
  9. Fennian
  10. Fennic
  11. Fennicise

Source and license

Adapted from Wiktionary: Fennessy (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.

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Cite this entry: “Fennessy.” Word.ws, https://word.ws/fennessy. Based on Wiktionary, CC BY-SA 4.0.