Tommi has been given to about 1,837 people in the United States since 1880. It was most common in 1976, which makes it a boomer-era name.
Its best year was 1976, when 47 babies were given the name, ranking 1934th. The typical living American called Tommi is about 36 years old today. It is relatively most common in Ohio, where it accounts for 0.01% 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.