O'Reagan

proper noun

A surname from Irish.

OriginIrish Ó Riagáin →
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Meanings

proper nounO'Reagan (plural O'Reagans)

plural O'Reagans

  1. A surname from Irish.

Origin

  1. IrishÓ Riagáin“of Riagán”
  2. EnglishO'Reagan

From Irish Ó Riagáin (“of Riagán”).

More words from Irish

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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