Prince Konstanty Wiśniowiecki (1564–1641) was a Polish nobleman, voivode of Belz since 1636, of Ruthenia since 1638 and starost of Czerkasy and Kamieniec was a wealthy, powerful and influential magnate, experienced in both politics and warfare.

[1][2] He was married four times: Wiśniowiecki outlived all of his three sons; after his death, his estate was inherited by Prince Jeremi Wiśniowiecki.

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