Save Type Surname (from location) Usage French Meaning & History Habitational name with fused preposition de meaning “from,” denoting someone from a place called Long of which there are examples in Cher Dordogne and Somme.
Save Type Surname (from nickname) Usage Flemish (Americanized), Dutch (Americanized) Meaning & History Americanized form of Dutch and Flemish De Lange and of its Flemish cognate De Langhe, which is also found in France.