House Rykker of Duskendale is a noble house from the Crownlands. Their sigil is two black warhammers crossed on a white saltire on blue. Their seat is the castle of Dun Fort.
House Rykker was only raised to Lord of Duskendale following the Defiance of Duskendale and the fall of House Darklyn.
The known members of this house are:
Lord Renfred Rykker, Lord of Duskendale.
Ser Jaremy Rykker, a ranger of the Night’s Watch.