US Name Trends

Mack

From the Gaelic surname prefix Mac, “son of,” used on its own as a friendly standalone name.

1942peak year
No. 96best rank (1900)
42,900babies since 1880
No. 463rank in 2025

Popularity, 1880–2025

Babies named Mack per year — peak 840▬ girls ▬ boys18801900192019401960198020002020

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

DecadeBirthsBest rank
1880s1,062No. 101
1890s1,370No. 108
1900s1,562No. 96
1910s3,892No. 150
1920s5,459No. 212
1930s4,636No. 233
1940s5,646No. 190
1950s4,212No. 310
1960s2,715No. 441
1970s1,741No. 572
1980s1,306No. 713
1990s1,019No. 1017
2000s1,270No. 977
2010s3,200No. 583
2020s3,630No. 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.

🍼 Enjoying this? Buy my baby a diaper

Data: U.S. Social Security Administration national baby-name file, 1880–2025.