About the Roche surname
The surname Roche has a primarily toponymic formation. The surname probably refers to a rock or rocky place and may originally have identified a person by place of residence or origin. The surname may therefore originally have identified a person by place of origin, residence, or a feature of the landscape. Families bearing the same surname may nevertheless come from different places when more than one locality produced a similar name.
Pronunciation:
Roch/ʁɔʃ/