Amos has been given to about 36,600 people in the United States since 1880. It was most common in 1922, which makes it a interwar name.
Amos ranks 730th among American boys in 2025, with 364 born that year. Its best year was 1922, when 558 babies were given the name, ranking 237th. The typical living American called Amos is about 44 years old today. It is relatively most common in Montana, where it accounts for 0.08% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.