Updated May 24, 2023 Find Baby Names How Popular Is The Name Dash Family name origins & meanings English : topographic name for someone who lived near an ash tree, or a habitational name from a place named with the Old English word æsc (see Ash). The Anglo-Norman French preposition de ‘of’, ‘from’ has become fused to the name.Americanized spelling of German Dasch.Indian : variant of Das.