Little rose
Roisin is a traditional Irish name derived from the word 'ros', meaning rose, combined with the diminutive suffix 'in'. It has been a popular name in Ireland since the 16th century and is famously associated with the patriotic poem and song 'Roisin Dubh' (Dark Little Rose).
Less common today
Roisin isn't in the latest US Top 1000. It last peaked at #2,701 in 2025.
US births per 5-year period, 1990–present (SSA data).
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