About the Leblanc surname
The surname Leblanc is associated with an older descriptive nickname. Leblanc literally means “the white one” and originated as a descriptive nickname, possibly referring to appearance or clothing. The surname therefore fits within the tradition of descriptive nicknames that later became hereditary. The same nickname could be given independently to different people, producing unrelated family lines.
Pronunciation:
Le-blan/ləblɑ̃/