Broom-covered hill or raven
A variant of Brandon, derived from Old English elements meaning a hill covered in broom shrubs. It may also be influenced by the Old Irish name Bran, meaning raven. This double-n spelling is a modern variation of the more traditional English surname and given name.
Less common today
Branndon isn't in the latest US Top 1000. It last peaked at #3,958 in 1993.
US births per 5-year period, 1990βpresent (SSA data).