Gustavo has been given to about 40,461 people in the United States since 1880. It was most common in 2000, which makes it a millennial-parent name.
Gustavo ranks 625th among American boys in 2025, with 447 born that year. Its best year was 2000, when 1,295 babies were given the name, ranking 260th. The typical living American called Gustavo is about 26 years old today. It is relatively most common in New Mexico, where it accounts for 0.04% 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.