Old German od, "wealth" — wealth; prosperity. Four Holy Roman emperors carried it; a palindrome in every European language.
Otto ranks 277th among American boys in 2025, with 1,241 born that year. Its best year was 2024, when 1,244 babies were given the name, ranking 274th. The typical living American called Otto is about 12 years old today. It is relatively most common in North Dakota, where it accounts for 0.30% 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.