Carol Robert de Anjou
Thocomerius' name is only known from a diploma issued by King Charles I of Hungary on 26 November 1332. The diploma refers to "the schismatic Basarab, son of Thocomerius, our disloyal Vlach." ("„Basarab, filium Thocomerii", "scismaticum, infidelis Olahus Nostris”)."