O'Shaughnessy

proper noun

A surname from Irish.

OriginIrish Ó Seachnasaigh →
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Meanings

proper noun
  1. A surname from Irish.

Origin

  1. IrishÓ Seachnasaigh
  2. EnglishO'Shaughnessy

From Irish Ó Seachnasaigh.

More words from Irish

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

Source: O'Shaughnessy on Wiktionary, CC BY-SA 4.0.