Alannah is a girl name with a modern feel, drawn from real birth records. Below you'll find what Alannah means and where it comes from, plus how many babies have been named Alannah across the United States, UK, Ireland and New Zealand, how popular Alannah has been over the decades, and the year it peaked.
Alannah is a girl name of Irish (Gaelic) origin meaning “O my child, or rock”. From the Irish endearment a leanbh, also a feminine of Alan.
| Country | Births on record |
|---|---|
| United States since 1880 | 7,392 births |
| England & Wales since 1996 | 2,260 births |
| Scotland since 1974 | 452 births |
| Northern Ireland since 1997 | 286 births |
| Ireland since 1964 | 2,781 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Alannah per year, United States (1948 to 2025). United States peaked in 2015 (370/yr) · Ireland peaked in 2008 (130/yr) · England & Wales peaked in 2017 (103/yr) · Scotland peaked in 1997 (31/yr) · Northern Ireland peaked in 2008 (17/yr).
Alannah is an uncommon baby name in the United States. It was most common in 2015, when it ranked #1,438 nationally (given to 554 babies that year).
Alan · Alina · Alana · Alaina · Alani · Alayna · Elianna · Elaina
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