Type Word Usage Old Norse Meaning & History Old Norse word meaning "dale, valley". Related ItemsFamily Tree·Details Other Languages & Culturesdæl(Anglo-Saxon) dal(Old Dutch) dalaz(Old Germanic) tal(Old High German) Surname DescendantsDahl, Dalgaard(Danish) Daalman, Daalmans, Daelman, Daelmans, Dahlmans(Dutch) Dahl(Norwegian) Dahl, Dahlberg, Dahlman, Stendahl(Swedish)