About the Gilbert surname
The surname Gilbert is associated with a patronymic formation. Gilbert is also an old given name. The surname may therefore have developed from the personal name of an ancestor or head of household. The name therefore belongs to a tradition in which an ancestor's given name gradually became a hereditary surname. Different families could independently adopt a surname formed from the same given name.
Pronunciation:
Jil-bèr/ʒilbɛʁ/