| His daughter Elisabeth von Kaernten was married to Peter II. von Sizilien, son of Friedrich II. von Sizilien and Eleanora von Anjou, daughter of Karl II. von Anjou. |
| Daughter of Elisabeth von Kaernten and Peter II. von Sizilien, Beatrix, married Ruprecht II. von der Pfalz. |
| Daughter of this couple, Margareth, married Karl I. von Lothringen. |
| Their daughter Katharina von Lothringen became wife of Jacob I. von Baden. Their son was: |
| Christoph I. von Baden Durlach |
| *** |
| Another daughter of Peter II. von Sizilien, Leonora, married Peter IV. von Aragon. |