boy name
Mack
Gender
Boy
Popularity
#463 · U.S. boys (2025)
Popularity of Mack in the US, 1880–2025
Mack first appears in US records in 1880. It peaked in 1942, when 840 boys were given the name; in 2025 there were 668.
Source: US Social Security Administration.
Frequently asked questions
Is Mack a boy or a girl name?
Mack is most commonly used as a boy name.
How popular is the name Mack?
In 2025, Mack ranked #463 among boys’ names in the United States, according to U.S. Social Security Administration data.
When was the name Mack most popular?
Mack was most popular in 1942, when about 840 US babies were given the name that year, according to US Social Security Administration records.