Delain Family History
Delain Surname Meaning
French: probably a variant of Delaine. Walloon and French: probably a variant of Delens, a habitational name with fused preposition de ‘from’.
It denotes someone from Lens in Wallonia (Belgium) or from Lens in Pas-de-Calais (France).
Source: Dictionary of American Family Names 2nd edition, 2022
