Galligan

G2A1L1L1I1G2A1N1

proper noun

A surname from Irish.

OriginIrish Ó Gealagáin →
UncommonScrabble 10
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Meanings

proper nounGalligan (plural Galligans)

plural Galligans · alternative Gallahan

  1. A surname from Irish.

Origin

  1. IrishÓ Gealagáin“descendant of Gealagán”
  2. EnglishGalligan

Reduced Anglicized form of Irish Ó Gealagáin (“descendant of Gealagán”), a personal name which derives from a double diminutive of geal (“bright, white”).

More words from Irish

Full word history & related roots →

Rhymes & wordplay

Anagrams

ganglial
Cite this entry
APA

Galligan. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Galligan

MLA

“Galligan.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Galligan. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Galligan,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Galligan.

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