Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
GALT
As described in historical dictionaries
Patronymica Britannica (1860)
GALT. O. ISTorse gait!; O. Eng. gait; a boar pig, like the Roman Verres. The word is still retained in the North of England. See Halliwell.
Origin: Celtic
Region of origin: British Isles
Country of origin: Scotland
Religion of origin: Christian
Language of origin: Gaelic