 Demetrius had no son to succeed him.His ex-wife Komnena had a daughter with Gregory Kamonas, who married a local magnate named Golem (Gulam).During the conflicts between Michael II Komnenos Doukas of Epirus and the Emperor of Nicaea John III Doukas Vatatzes, Golem and Theodore Petraliphas, who were initially Michael's allies, eventually defected to John III in 1252.