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1288Sep, 30

Leszek II the Black

Leszek II the Black, Polish prince, Duke of Łęczyca, Sieradz, Kraków, Sandomierz (b. 1241)
Leszek II the Black (c. 1241 – 30 September 1288), was a Polish prince of the House of Piast, Duke of Sieradz since 1261, Duke of Łęczyca since 1267, Duke of Inowrocław in the years 1273-1278, Duke of Sandomierz and High Duke of Poland from 1279 until his death.

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