Wilhelm married Else Johansdatter Asch, daughter of Johan Nielsen and Maren Sørensdatter Ravn, before 1694. (Else Johansdatter Asch was born in 1670 in København, Vor Frue sogn, christened on 16 Oct 1670 in Vor Frue Kirke, died in 1741 in Rosholm, Harring Sogn and was buried on 3 Mar 1741 in Harring.)
