"Hedwig of Silesia (Polish: Święta Jadwiga Śląska), also Hedwig of Andechs (German: Heilige Hedwig von Andechs, Latin: Hedvigis; 1174 – 15 October 1243), a member of the Bavarian comital House of Andechs, was Duchess of Silesia from 1201 and of Greater Poland from 1231 as well as High Duchess consort of Poland from 1232 until 1238. She was reported in the two-volume historical atlas of Herman Kinder and another author to have been great in war and defended from the Teutonic Knights. She was canonized by the Catholic Church in 1267 by Pope Clement IV." - (en.wikipedia.org 01.11.2019)
