Where does “Gilbert” come from?

Gilbert comes from Proto-Germanic berhtaz, derived from Proto-Celtic gēstlos, which traces back through Proto-Indo-European bʰereg- and bʰer-, roots associated with carrying or bearing.

Ancestry of “Gilbert”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	Gīslaberhtaz	—
2	Proto-Germanic	gīslaz	hostage
3	Proto-Germanic	berhtaz	bright, shining
4	Proto-Germanic	hrabnaz	raven
5	Proto-Indo-European	ḱorh₂-	—
6	Proto-Indo-European	ḱer-	to grow, to make grow, to nourish; to plait,...
7	Proto-Indo-European	kr̥-	to turn, to bend
8	Proto-Indo-European	ker-	army

Words derived from “Gilbert”

gib
Kiribati
Gilbertson
gibs
Gilbertian
Kiribatese
gilbertite
Kiribatian
gibship
gib-cat
gibstaff
instagib
Gilbert
Kiribati
Kilbōt
Kiribati

Every word from Proto-Indo-European ker- →

Gilbert — Etymology, Origin & Word History | Etymology Explorer