Anastasia of Serbia

Ana (); 1196–d. June 22, 1200) was the princess consort of the Serbian Principality as the wife of Stefan Nemanja (r. 1166–1196). She was of noble descent. Ana took monastic vows in 1196 and was baptized "Anastasia", after Anastasia of Sirmium. She is venerated by the Serbian Orthodox Church as Saint Anastasija (Света Анастасија) with her feast day on June 22 (Julian calendar).
Theories of origin.
Her origins have never been concluded. The oldest source mentioning her origin was Domentijan (c. 1210 – after 1264), who said of her: "a great princess, daughter of the Byzantine Emperor Romanos", only Romanos IV Diogenes ruled 1068–71, making this genealogy impossible.
Marriage and descendants.
Through the marriage with Stefan Nemanja, they had three sons and three daughters: