Graydon is a variant of Greydon. This is an English surname coming from a place name made from the elements graet "great" and dun meaning "hill." Graydon
Graydon Matthew: Graydon is actually the name of a bus route never where I went to school. I thought it was a nice variatioin of the more common "Jaydon's" and "Braydon's". I've never seen it on any baby name lists. Matthew is a more traditional name to balance the rarity of the first name.
Graydon is a variant of Greydon. This is an English surname coming from a place name made from the elements graet "great" and dun meaning "hill."