Francesca de Montferrat 15th- and 16-century Byzantine and Italian noblewoman (d. 1560) Parents Teodoro Paleologo di Montferrato Boniface III NN Children Andronika Komnina Arianita Helena Comnena Arianitto Arianiti Siblings William IX, Marquess of Montferrat John George, Marquess of Montferrat Partners Constantine Komnenos Arianites