Coste Family History
Coste Surname Meaning
French: topographic name for someone who lived on a slope or riverbank less often on the coast a variant of Côte (see Cote); or a habitational name from (La) Coste the name of several places in the southern part of France.
English (Middlesex): from a short form of the personal name Constantine in its vernacular French or English form.
Source: Dictionary of American Family Names 2nd edition, 2022
