Meanings
Origin
Probably a variant of Galligan.
Full word history & related roots →Cite this entry
Gallahan. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Gallahan
“Gallahan.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Gallahan. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “Gallahan,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Gallahan.
Source: Gallahan on Wiktionary, CC BY-SA 4.0.