Old German mil, of debated meaning, linked to Miles — soldier; merciful. Milo of Croton was the most famous wrestler of the ancient world.
Milo ranks 119th among American boys in 2025, with 2,995 born that year. Its best year was 2022, when 3,162 babies were given the name, ranking 120th. The typical living American called Milo is about 7 years old today. It is relatively most common in Wyoming, where it accounts for 0.47% 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.