Wacław z Szamotuł (Szamotuły, near Poznań, ca. 1520 – ca. 1560, Pińczów), also called Wacław Szamotulski and (in Latin) Venceslaus Samotulinus, was a Polish composer.
https://en.wikipedia.org/wiki/Wac%C5%82aw_of_Szamotu%C5%82y