Wikipedia
Nanker
Nanker (also known as Nankier) (ca. 1270–1341), born Jan Kołda, was a Polish noble of Oksza coat of arms, bishop of Kraków (1320–1326) and bishop of Wrocław (1326–1341).
Supporter of King Władysław I and archbishop and primate of Poland Jakub Świnka, he initiated the construction of the Wawel Cathedral. In 1337 he excommunicated John of Bohemia.