Tilly
Meaning: Mighty in battle, strength in war
Origin: English (diminutive)
Gender: Girl
Rank in Ireland: #620
Total births: 278
History: Tilly rings out with the energy of a parish handball alley. In County Derry, the name is associated with determination and fair play. It draws strength from the misty morning glens and the communal bonds of Irish parish life.
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Look at the data
Every number here comes directly from Ireland’s birth records. No estimates, no averages — just the counts.
| Current rank (2025) | #239 |
| Babies named Tilly in 2025 | 18 |
| Total recorded in Ireland | 278 |
| Peak year | 2022 (34 babies) |
| Highest rank ever | #154 |
| Years in records | 2005–2025 (20 years of data) |
| Change over last 5 years | ↑ 36 spots |
Frequently asked about Tilly
What does the name Tilly mean?
Tilly means “Mighty in battle, strength in war” from English (diminutive) roots.
What is the origin of the name Tilly?
Tilly has English (diminutive) origin. The traditional meaning is “Mighty in battle, strength in war”.
How popular is Tilly in Ireland?
Tilly ranked #239 in Ireland in 2025 — given to 18 babies that year.
When was Tilly most popular?
Tilly peaked in 2022 with 34 babies registered that year in Ireland.
Is Tilly a boy or girl name?
Tilly is predominantly a girls' name in Ireland — over 90% of Tillys in registered births are female.
Is the name Tilly rising or falling in popularity?
Tilly has risen 36 spots in the rankings over the last 5 years in Ireland — from #275 in 2020 to #239 in 2025.
How long has Tilly been recorded in Ireland?
Tilly appears in birth records in Ireland across 20 years — from 2005 through 2025.