(died 1004), his son, Count in Nahegau, Speyergau, Wormsgau, Elsenzgau, Kraichgau, Enzgau, Pfinzgau and Ufgau, Duke of Carinthia
# Conrad II. der Jüngere (born probably 1003, died 1039) his grandson, Count in Nahegau, Speyergau and Wormsgau, Duke of Carinthia 1036-1039