Male first name (German, English): Dustin, Thorstein; Old Norse (surname as first name); Thorr = the thunder, the god of thunder, Thor, Steinn = the stone, an English surname, which is now used as a first name, the family is ( likely) a Norman form of an old Norse first name 'Dorsteinn'; 'Dorsteinn' (a variant of 'Thor') means 'Thor's Stone'