Callahan

C3A1L1L1A1H4A1N1
/ˈkæləhæn/

proper noun

A surname from Irish.

OriginIrish Ó Ceallacháin →
Less commonScrabble 13
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

proper noun

alternative Calahan · alternative Callaham · alternative Callihan · alternative Callaghan · alternative O'Callaghan

  1. A surname from Irish.
  2. A male given name transferred from the surname.
  3. A place in the United States:
    1. An unincorporated community in Siskiyou County, California.
    2. A town in Nassau County, Florida.
    3. A neighbourhood of Orlando, Florida.

Origin

  1. IrishÓ Ceallacháin
  2. EnglishCallahan

From Irish Ó Ceallacháin, from Ceallachán, diminutive of the given name Ceallach. Doublet of Kelly and Kellogg.

More words from Irish

Full word history & related roots →

Rhymes & wordplay

Anagrams

Allanach
Cite this entry
APA

Callahan. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Callahan

MLA

“Callahan.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Callahan. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “Callahan,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Callahan.

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