Hannigan

H4A1N1N1I1G2A1N1

proper noun

A surname from Irish.

OriginIrish Ó hAnnagáin →
Less commonScrabble 12
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Meanings

proper nounHannigan (plural Hannigans)

plural Hannigans · alternative Hannegan

  1. A surname from Irish.

Origin

  1. IrishÓ hAnnagáin“descendant of Annagán”
  2. EnglishHannigan

Reduced Anglicized form of Irish Ó hAnnagáin (“descendant of Annagán”), a hypocoristic form of Annach (“Hanna”).

More words from Irish

Full word history & related roots →
Cite this entry
APA

Hannigan. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Hannigan

MLA

“Hannigan.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Hannigan. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Hannigan,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Hannigan.

Source: Hannigan on Wiktionary, CC BY-SA 4.0.