Dallin has been given to about 5,197 people in the United States since 1880. It was most common in 2002, which makes it a millennial-parent name.
Its best year was 2002, when 237 babies were given the name, ranking 737th. The typical living American called Dallin is about 24 years old today. It is relatively most common in Utah, where it accounts for 0.02% of births.
Source: US Social Security Administration, national and state name files, 2025 release. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.