The 21 surnames begin with GA

GAERDNER (1)
GAERTNER (7)
GAESSLER (1)
GAESTEL (6)
GAFFET (3)
GAHINET (1)
GAILLARDET (2)
GAL (LE) (1)
GANAN (2)
GANDER (1)
GARCIA (5)
GARNIER (6)
GASSMANN (1)
GASTEL (1)
GASTION (1)
GATTY (1)
GATTY-LALANNE (6)
GAUBINI (1)
GAUCH (2)
GAUCKLER (51)
GAUDET (2)