Gerbier
Gerbier is a French surname. It is likely derived from the Old French word "gerbe," meaning "sheaf" or "bundle" of grain, and may have originally denoted someone who harvested grain or lived near a field where grain was harvested. Surnames relating to occupations and locations were common in the Middle Ages.
The name is found primarily in France. It may also be present in countries with historical ties to France, such as Canada and other former French colonies.
The spelling may vary slightly, with possible variations including Gerbié, Gerbe, and others depending on region and historical record keeping.
As with many surnames, individuals bearing the name Gerbier may or may not be related to a common ancestor. Genealogical research would be necessary to establish any familial connection between individuals with this surname.