Reilly
Meaning: Courageous; rye clearing; valiant
Origin: Irish Gaelic — from Ó Raghallaigh (descendant of Raghallach), meaning valiant or courageous
Gender: Boy
Rank in Ireland: #1670
Total births: 10
History: In the shadow of Carrowmore, Reilly was whispered alongside legends of the Salmon of Knowledge. Families in County Roscommon passed the name down with pride through centuries. It embodies the resilience that defined the Good Friday Agreement.
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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 (2023) | #770 |
| Babies named Reilly in 2023 | 3 |
| Total recorded in Ireland | 10 |
| Peak year | 2018 (4 babies) |
| Highest rank ever | #635 |
| Years in records | 2018–2023 (3 years of data) |
| Change over last 5 years | ↓ 135 spots |
Frequently asked about Reilly
What does the name Reilly mean?
Reilly means “Courageous; rye clearing; valiant” from Irish Gaelic — from Ó Raghallaigh (descendant of Raghallach), meaning valiant or courageous roots.
What is the origin of the name Reilly?
Reilly has Irish Gaelic — from Ó Raghallaigh (descendant of Raghallach), meaning valiant or courageous origin. The traditional meaning is “Courageous; rye clearing; valiant”.
How popular is Reilly in Ireland?
Reilly ranked #770 in Ireland in 2023 — given to 3 babies that year.
Is Reilly a boy or girl name?
Reilly is predominantly a boys' name in Ireland — over 90% of Reillys in registered births are male.
Is the name Reilly rising or falling in popularity?
Reilly has fallen 135 spots in the rankings over the last 5 years in Ireland — from #635 in 2018 to #770 in 2023.