Denio Family History
Denio Surname Meaning
Altered form of French Denoyon: habitational name with fused preposition de ‘from’ denoting someone from Noyon, the name of a few places in the north of France (e.g. in Oise).
The surname Denoyon is no longer found in France (only a variant without the preposition de is registered as a surname).
Altered form of French Deniau (see Deneau).
Source: Dictionary of American Family Names 2nd edition, 2022
