Female first name (English): Darby, Deer city, Old Norse (surname as first name) dyr = deer; BYR = the settlement, the city, by an English family name, which in turn to a Norse place name with the meaning "deer town 'declining male first name (English): Darby, Deer city, Old Norse (surname as first name) dyr = deer; BYR = the settlement, the city, by an English family name, which in turn to a Norse place name with the meaning' deer City 'returns