Tilly is a girl name with a rare feel, drawn from real birth records. Below you'll find what Tilly means and where it comes from, plus how many babies have been named Tilly across the United States, UK, Ireland and New Zealand, how popular Tilly has been over the decades, and the year it peaked.
Tilly is a girl name of Germanic origin meaning “mighty in battle”. A pet form of Matilda.
| Country | Births on record |
|---|---|
| United States since 1880 | 2,699 births |
| England & Wales since 1996 | 11,466 births |
| Scotland since 1974 | 514 births |
| Northern Ireland since 1997 | 284 births |
| Ireland since 1964 | 278 births |
| New Zealand top 100, since 1954 | 44 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 Tilly per year, England & Wales (1996 to 2025). England & Wales peaked in 2009 (703/yr) · United States peaked in 2025 (302/yr) · Scotland peaked in 2022 (43/yr) · Ireland peaked in 2022 (34/yr) · Northern Ireland peaked in 2014 (24/yr).
Tilly is an uncommon baby name in the United States. It was most common in 2025, when it ranked #1,681 nationally (given to 609 babies that year).
Tillie · Dolly · Telly · Dillie · Tilla · Diallo
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