Boy name
Mack
Mack holds the #463 spot on the 2025 list of the most popular boy names in the U.S. That amounts to 668 newborn boys in a single year. Its position has barely moved over the past five years — a sign of steady, established appeal. Its strongest year on record was 1900 (#96 nationally, 250 newborns), in a data series reaching back to 1880. The name's biggest fan base is in Utah (#151 there in 2025).
Rankings
2025 rank
#463
among boy names
Trend
Stable
last 5 years
All-time peak
#96
in 1900 (1900s)
Babies in 2025
668
boys named Mack
Mack popularity, 1880–2025
Where Mack is most popular
Share of boys born in 2025:lowhighno data (< 5 births)
Strongest states: Montana (#159), North Dakota (#191), Utah (#151)
Uniqueness score
40/ 100Balanced
everywhereone of a kind
Well known, but far from crowded — the middle of the field. Based on how many babies per birth were named Mack in the most recent year of SSA data.