Reilly
4 countries#2822 in United States, 2025Popularity across 4 countries
Each line is scaled to its own peak, so you can compare when Reilly was in fashion in each country, whatever the population size.
Country by country
🇺🇸 United States
10,088 births recorded 1953–2025 · currently #2822 · peaked in 1997 with 543 births
Most common in: California, New York, Pennsylvania, Illinois, Texas
Source: Social Security Administration, official birth-registration data
🇬🇧 United Kingdom
916 births recorded 1996–2024 · peaked in 2012 with 89 births (England & Wales + Scotland + Northern Ireland combined)
Source: ONS, National Records of Scotland & NISRA (combined), official birth-registration data
🏴🏴 England & Wales
736 births recorded 1996–2021 · currently #2301 · peaked in 2012 with 67 births
Source: Office for National Statistics, official birth-registration data
🏴 Scotland
156 births recorded 2001–2024 · peaked in 2012 with 19 births
Source: National Records of Scotland, official birth-registration data
Northern Ireland
24 births recorded 2006–2017 · peaked in 2008 with 5 births
Source: NISRA, official birth-registration data
United States rank history
Reilly’s rank among girls’ names, most recent 20 years on record.
| Year | Rank | vs. prior yr |
|---|---|---|
| 2006 | #1314 | — |
| 2007 | #1244 | ↑70 |
| 2008 | #1286 | ↓42 |
| 2009 | #1432 | ↓146 |
| 2010 | #1574 | ↓142 |
| 2011 | #1564 | ↑10 |
| 2012 | #1859 | ↓295 |
| 2013 | #1929 | ↓70 |
| 2014 | #2139 | ↓210 |
| 2015 | #2123 | ↑16 |
| 2016 | #1996 | ↑127 |
| 2017 | #2401 | ↓405 |
| 2018 | #2457 | ↓56 |
| 2019 | #2249 | ↑208 |
| 2020 | #2216 | ↑33 |
| 2021 | #2638 | ↓422 |
| 2022 | #2661 | ↓23 |
| 2023 | #3225 | ↓564 |
| 2024 | #2694 | ↑531 |
| 2025 | #2822 | ↓128 |
Frequently asked questions about Reilly
Is Reilly a popular name?
Yes — Reilly currently ranks #2822 among girls’ names in United States as of 2025, based on official birth records.
Is Reilly more common for boys or girls?
Reilly is recorded predominantly as a girls’ name in official United States birth data.
When was Reilly most popular?
Reilly peaked in 1997 in United States, with 543 recorded births that year.
Is Reilly rising or falling in popularity?
In United States, Reilly’s popularity is rising — its rank has improved from #8562 in 1978 to #2822 in 2025.
How many babies have been named Reilly?
At least 11,004 babies have been recorded with the name Reilly across official birth statistics in 4 countries.
Is Reilly popular in more than one country?
Yes — Reilly appears in official birth records in 4 countries: United States, England & Wales, Scotland, Northern Ireland.
What names are similar in popularity to Reilly?
Based on real 2025 ranking data in United States, names ranked closest to Reilly include Radha, Raeya, Roxanna, Seven.
Similar names right now
Ranked directly next to Reilly in United States, 2025 — a real popularity match, not a subjective list.