Oisin
Irish · Boy · 2 syllables
Popularity & facts
Relative popularity index, 2010–2025Popularity over time
Popularity indexHistorical popularity from 1880–2025 · US Social Security Administration data
About the name Oisin
Oisín (also anglicized as Ossian) derives from Old Irish "os" meaning "deer" and the diminutive suffix "-ín," literally meaning "little deer." The name has roots in pre-Christian Irish mythology and carries connotations of gentleness and nature.
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Etymology
Oisín (also anglicized as Ossian) derives from Old Irish "os" meaning "deer" and the diminutive suffix "-ín," literally meaning "little deer." The name has roots in pre-Christian Irish mythology and carries connotations of gentleness and nature.
The name is primarily used in Irish culture and has strong associations with Irish mythology, particularly the legendary warrior-poet Oisín from the Fenian Cycle who was believed to have lived in the magical land of Tír na nÓg. It remains common in Ireland today and has gained broader recognition through Irish diaspora communities and cultural influence.
Oisin currently ranks #4,660 in the United States as a boy's name. It reached its peak popularity around 2020.
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Sibling name ideas
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