Noble, strong, or son of Brice
Brysun is a modern American spelling variant of Bryson. It ultimately derives from the surname meaning 'son of Brice,' where Brice is a Celtic name likely meaning 'speckled' or 'noble.'
Less common today
Brysun isn't in the latest US Top 1000. It last peaked at #6,291 in 2012.
US births per 5-year period, 1990βpresent (SSA data).