Mack
From the Gaelic surname prefix Mac, “son of,” used on its own as a friendly standalone name.
Popularity, 1880–2025
Mack appears in the national records from the very first year, 1880. It has ranked among the top 100 names for American boys in 1 different years between 1900 and 1900. Its biggest year was 1942, when 840 newborn boys received the name, ranking it No. 190 nationally. Its best ranking came in 1900, at No. 96. In 2025 it ranked No. 463 for boys. All told, 42,900 Americans have been given the name since 1880.
Related names
Other spellings on record: Mac (11,455) (total births since 1880)
Explore Mack interactively →By the decade
| Decade | Births | Best rank |
|---|---|---|
| 1880s | 1,062 | No. 101 |
| 1890s | 1,370 | No. 108 |
| 1900s | 1,562 | No. 96 |
| 1910s | 3,892 | No. 150 |
| 1920s | 5,459 | No. 212 |
| 1930s | 4,636 | No. 233 |
| 1940s | 5,646 | No. 190 |
| 1950s | 4,212 | No. 310 |
| 1960s | 2,715 | No. 441 |
| 1970s | 1,741 | No. 572 |
| 1980s | 1,306 | No. 713 |
| 1990s | 1,019 | No. 1017 |
| 2000s | 1,270 | No. 977 |
| 2010s | 3,200 | No. 583 |
| 2020s | 3,630 | No. 463 |
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.