Decou Family History
Decou Name Meaning
French: variant of Decoux or of its cognate Descoux a habitational name with fused preposition and definite article des ‘from the’ for someone from Les Coux the name of several places in various parts of France. In North America the surname Decou is (also) an altered form of the name Decoux.
Source: Dictionary of American Family Names 2nd edition, 2022