English surname, probably "son of the grieve", a farm steward — son of the steward. Also read as a colour name by association with grey.
Grayson ranks 51st among American boys in 2025, with 5,857 born that year. Its best year was 2016, when 8,850 babies were given the name, ranking 37th. The typical living American called Grayson is about 9 years old today. It is relatively most common in Vermont, where it accounts for 0.82% 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.