Cognomen Guã (Guã) , in the entire world, is an extremely rare surname.
Sson, Helgason, Hreinsson, Varsson, ºstsson, Sverrisson, Sveinsson, Baldursson, Bjarnason, Karlsson, Hauksson, Erlendsson, Hannesson, Orsteinsson, Orvaldsson, ºsson, Kjartansson, Jakobsson, Hafsteinsson, Kristinsson, Ragnarsson, Einarsson, Tursson, Jensson, Laurent, Ndal, Msson, Arson, Asson, Ksson, Rnason, Rnsson, Lsson, Nason, Nsson, Michel, Mundsson, Sylvie, Slason, Arsson, Daniel, Laugsson, Lafsson, Thomas, Sgeirsson, Rgvinsson, Gunnarsson, and Benediktsson