Sheehan

S1H4E1E1H4A1N1

proper noun

A surname from Irish.

OriginIrish Ó Síodhacháin →
Less commonScrabble 13
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Meanings

proper nounSheehan (plural Sheehans)

plural Sheehans · alternative Shawhan

  1. A surname from Irish.

Origin

  1. IrishÓ Síodhacháin“descendant of Síodhachán”
  2. EnglishSheehan

Reduced Anglicized form of Irish Ó Síodhacháin (“descendant of Síodhachán”), a personal name derived from a diminutive of síodhach (“peaceful”).

More words from Irish

Full word history & related roots →

Rhymes & wordplay

Anagrams

shaheenHanshee
Cite this entry
APA

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

MLA

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

Chicago

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

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