Son of Bryce; son of the speckled one
A patronymic surname-turned-given name, Bryceson literally means 'son of Bryce.' The root name Bryce is derived from the Gaulish or Celtic name Bricius, which likely meant 'speckled' or 'spotted,' possibly referring to freckles.
Less common today
Bryceson isn't in the latest US Top 1000. It last peaked at #3,341 in 2015.
US births per 5-year period, 1990βpresent (SSA data).