Colin
Irish cailín, “girl” — an Irish-American coinage rather than a name used in Ireland.
Popularity, 1880–2025
Colin appears in the national records from the very first year, 1880. It has ranked among the top 100 names for American boys in every year from 2003 to 2005. Its biggest year was 2004, when 5,122 newborn boys received the name, ranking it No. 85 nationally. In 2025 it ranked No. 343 for boys. All told, 134,151 Americans have been given the name since 1880.
Related names
Other spellings on record: Colleen (163,084), Collin (81,962), Coleen (11,998), Kollin (2,782), Kolin (1,945), Colene (1,624) (total births since 1880)
Explore Colin interactively →By the decade
| Decade | Births | Best rank |
|---|---|---|
| 1880s | 46 | No. 758 |
| 1890s | 30 | No. 787 |
| 1900s | 34 | No. 874 |
| 1910s | 267 | No. 984 |
| 1920s | 412 | No. 938 |
| 1930s | 491 | No. 771 |
| 1940s | 1,919 | No. 323 |
| 1950s | 2,459 | No. 443 |
| 1960s | 4,162 | No. 320 |
| 1970s | 7,484 | No. 207 |
| 1980s | 17,672 | No. 126 |
| 1990s | 28,258 | No. 119 |
| 2000s | 39,129 | No. 85 |
| 2010s | 24,715 | No. 111 |
| 2020s | 6,628 | No. 269 |
Births and rank shown for boys, the sex more often given the name. The Social Security Administration omits name–year combinations with fewer than five births.
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Data: U.S. Social Security Administration national baby-name file, 1880–2025.