Jan Kmita z Wiśnicza (ca. 1330 - died 1376 in Kraków) was a Polish knight. He became general starost of Ruthenia and Sieradz (1351–1367), starost of Lwów (1371) and starost of Kraków (1375). In the name of King Louis I of Hungary he governed Ruthenia in 1372–1375. Jan was the first Kmita who used the Szreniawa coat of arms with a cross. Jan Polish knights 1376 deaths Ruthenian nobility 14th-century Polish nobility Year of birth uncertain