Modern invented name, likely derived from Braxton or Brixton.
Brixxon is a contemporary American invention, following the trend of adding high-value Scrabble letters like 'X' to established surnames. It most likely draws inspiration from Brixton, a district in London, or the English surname Braxton, which means 'Brock's settlement.'
Less common today
Brixxon isn't in the latest US Top 1000. It last peaked at #7,712 in 2019.
US births per 5-year period, 1990βpresent (SSA data).