MallowbyNames

Rosaleen

ROZ-uh-leen · Little rose, or a diminutive of Rosaleen, itself an Irish diminutive of Rose.

2025 rank (girls)
#6,325
Babies named in 2025
18
Peak popularity
2019
2025 frequency
1 in 89,293 girls
Usually for
Girls
Trend
Declining since 2019

Declining since 2019, #6,325 for girls today.

Popularity of Rosaleen since 1915

Babies named Rosaleen per year in U.S. Social Security records.

173451192019602000Most births 2019Girls
Data table (by decade)
DecadeGirls
1910s56
1920s178
1930s137
1940s102
1950s89
1960s85
1970s41
1980s35
1990s54
2000s58
2010s247
2020s136

Meaning & origin

Rosaleen is a rare but enduring Irish name, a direct anglicization of Róisín, which has deep roots in Irish culture. Its first recorded year in U.S. data is 1915, but it has never broken into widespread use. In its peak year of 2019, it reached its highest rank at 6,325, though that rank is still quite low. Since 2019, its trajectory has been falling, indicating a slight decline in usage. The name is uncommon even in its home country, but it carries a poetic charm as a diminutive of Rose. Its spelling and pronunciation are straightforward for English speakers, and it offers the familiar nickname Rosie. While it has no top states of concentration, it is used sporadically across the country, appealing to parents seeking a name with Irish heritage that is neither old-fashioned nor trendy. The name's rarity ensures individuality, yet it remains recognizable due to its connection to the ever-popular Rose.

Rosaleen is an anglicized form of the Irish name Róisín, itself a diminutive of Róis, which is the Irish form of Rose. The name Rose derives from the Latin rosa, referring to the flower. Rosaleen has been used in Ireland and among the Irish diaspora, often as a poetic or affectionate form.

Nicknames & variants

Nicknames: Rosie, Leen, Rosa

Variants: Róisín, Rosalyn, Rosaline

Sibling names for Rosaleen

Names that share Rosaleen's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

R is for Rosaleen, our favorite little girl.

R is for Rosaleen…”

In a Mallowby alphabet book, Rosaleen's letter becomes Rosaleen's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Rosaleen's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Rosaleen mean?
Rosaleen means 'little rose,' derived from the Irish Róisín, a diminutive of Róis (Rose).
How popular is the name Rosaleen?
As of 2025, Rosaleen ranks 6,325 in the U.S., with about 1 in every 89,293 babies given the name that year.
Is Rosaleen a boy or girl name?
Rosaleen is almost exclusively a girl's name.