# Reilly (first name)

Source: https://namelineage.com/first-name/reilly/  
Publisher: Name Lineage. US counts from the Social Security Administration; England and Wales counts from the Office for National Statistics; meaning and etymology from Wiktionary. Data updated 2026-11-11.

| Field | Value |
|---|---|
| Usually given to | boys and girls |
| Origin | not recorded |
| Meaning | “descendants of raghallach” |
| Pronunciation | /ˈɹaɪli/, 2 syllables |
| Nicknames | none recorded |
| Variant spellings | none recorded |
| US babies named this | 10,088 since 1880 |
| Boys / girls in the US | 4,560 / 5,528 (55% girls) |
| Babies in England and Wales | 765, 1996 to 2025 |

## Etymology

From Irish Ó Raghallaigh, a surname meaning "descendants of Raghallach".

## Popularity

The last 15 years of each series. A year is missing when too few babies were given the name for the agency to publish it: five in the US, three in England and Wales.

### United States, girls

| Year | Babies | Rank |
|---|---|---|
| 2011 | 140 | 1,569 |
| 2012 | 108 | 1,870 |
| 2013 | 103 | 1,936 |
| 2014 | 89 | 2,152 |
| 2015 | 90 | 2,137 |
| 2016 | 99 | 2,013 |
| 2017 | 75 | 2,422 |
| 2018 | 72 | 2,472 |
| 2019 | 81 | 2,267 |
| 2020 | 81 | 2,236 |
| 2021 | 65 | 2,666 |
| 2022 | 65 | 2,678 |
| 2023 | 50 | 3,261 |
| 2024 | 64 | 2,714 |
| 2025 | 60 | 2,855 |

### United States, boys

| Year | Babies | Rank |
|---|---|---|
| 2011 | 143 | 1,226 |
| 2012 | 149 | 1,205 |
| 2013 | 114 | 1,457 |
| 2014 | 104 | 1,546 |
| 2015 | 84 | 1,800 |
| 2016 | 95 | 1,671 |
| 2017 | 64 | 2,151 |
| 2018 | 71 | 2,039 |
| 2019 | 72 | 2,037 |
| 2020 | 51 | 2,538 |
| 2021 | 60 | 2,319 |
| 2022 | 55 | 2,509 |
| 2023 | 56 | 2,429 |
| 2024 | 46 | 2,822 |
| 2025 | 48 | 2,708 |

### England and Wales, girls

| Year | Babies | Rank |
|---|---|---|
| 1998 | 3 | 3,848 |
| 2002 | 4 | 3,409 |
| 2004 | 3 | 4,598 |
| 2005 | 3 | 4,798 |
| 2006 | 4 | 4,157 |
| 2007 | 4 | 4,294 |
| 2011 | 5 | 4,049 |
| 2012 | 4 | 4,838 |
| 2015 | 3 | 5,730 |
| 2016 | 4 | 4,763 |
| 2017 | 3 | 5,765 |
| 2020 | 5 | 3,899 |
| 2025 | 3 | 5,927 |

### England and Wales, boys

| Year | Babies | Rank |
|---|---|---|
| 2011 | 50 | 652 |
| 2012 | 63 | 569 |
| 2013 | 47 | 692 |
| 2014 | 30 | 959 |
| 2015 | 23 | 1,159 |
| 2016 | 25 | 1,123 |
| 2017 | 18 | 1,398 |
| 2018 | 14 | 1,683 |
| 2019 | 10 | 2,104 |
| 2020 | 13 | 1,723 |
| 2021 | 9 | 2,301 |
| 2022 | 6 | 3,048 |
| 2023 | 10 | 2,160 |
| 2024 | 5 | 3,688 |
| 2025 | 5 | 3,684 |

## People named Reilly

- Edward Reilly Stettinius, Jr., American diplomat, ran Lend Lease (1900-1949)
- Reilly Opelka, American tennis player (born 1997)
- Reilly Smith, Canadian ice hockey player

## How to read these numbers

A count is babies registered with that name in that year, not people alive now, so a name common a century ago can have a large total and few recent births.