Poiss
Poiss is a surname of French origin. It is a less common variant of the more standard surname Poisson and may appear in historical records as a transcriptional variant or regional spelling. The name likely derives from the French word poisson, meaning fish, and may have originated as an occupational name for a fisher or as a topographic surname related to a location associated with fish markets or waterways.
In modern usage, Poisson is the dominant spelling. The similarity to the name of the renowned French
Notable individuals bearing the surname Poiss exist but are not widely documented in standard biographical references,