According to the statute, constitution or last will of the Polish duke Boleslaus the Wrymouth Poland was divided into the 4-5 hereditary provinces distributed among his sons, and a royal province of Cracow for the eldest to be the high-duke of all Poland.

One of these provinces, Silesia was given to the Ladislaus the Exile the oldest son of Boleslaus, and subsequenly divided among his descendants and successors, until they died out in 1675.

Duchy of Silesia

1138-1146 Ladislaus I the Exile exiled by his brothers

1146-1163 Boleslaus IV the Curly brother of Wladuslaus

1163-1177 Boleslaus I the Long, Mieszko I Platonogi and Konrad, sons of Ladislaus I

Duchies of Lower Silesia

Duchy of Wroclaw

1177/1195-1201 Boleslaus I the Long (Boleslaw I Wysoki)

1201-1238 Henry I the Bearded (Henryk I Brodaty)

1238-1241 Henry II the Pious (Henryk II Pobozny)

1241-1248 Boleslaus II the Bald (Boleslaw II Łysy Rogatka)

1428-1266 Henry II the White (Henryk II Biały)

1266/1270-1290 Henry IV the Righteous (Henryk IV Prawy (Probus))

1290-1296 Henry V the Corpulent (Henryk V Brzuchaty)

1296-1311 Henry VI, Ladislaus and Boleslaus II

1311-1335 Henry VI the Good (Henryk VI Dobry)

1327/1335 Duchy of Wroclaw falls to Bohemia

Duchy of Bierutow

Duchy of Brzeg

Duchy of Chojnow

Duchy of Glogow

Duchy of Jawor

County of Klodzko

Duchy of Korzuchow

Duchy of Krosno

Duchy of Legnica

Duchy of Lubin

Duchy of Lwowek

Duchy of Olesnica

Duchy of Olawa

Duchy of Scinawa

Duchy of Swidnica

Duchy of Wolow

Duchy of Ziebice

Duchy of Zagan

Duchies of Upper Silesia

Duchy of Opole

• 1177-1195 Boleslaus the Long (Bolesław Wysoki)
• 1195-1201 Jaroslav (Jarosław)
• 1201-1202 Henry the Bearded (Henryk I Brodaty)
• 1202-1211 Mieszko I Platonogi (Mieszko I Plątonogi)
• 1211-1230 Kasimir I (Kazimierz I)
• 1230-1246 Mieszko II the Fat (Mieszko II Otyły)
• 1246-1281 Ladislaus I (Władysław I)
• 1281-1313 Bolko I (Bolko I)
• 1313-1316 Boleslaus, Bolko II and Albert (Bolesław, Bolko II, Albert)
• 1316-1356 Bolko II (Bolko II)
• 1356-1367 Ladislaus II and Bolko III (Władysław II and Bolko III)
• 1367-1401 Ladislaus II (Władysław)
• 1401-1437 Bolko IV (Bolko IV)
• 1437-1439 Nicholas I and John I (Mikołaj I, Jan I)
• 1439-1476 Nicholas I (Mikołaj I)
• 1476-1497 John II the Good and Nicholas II (Jan II Dobry, Mikołaj II)
• 1497-1532 John II the Good (Jan II Dobry)
• 1532-1543 possession of Brandenburg
• 1543-1549 George Frederic of Brandenburg (Jerzy Fryderyk Brandenburski)
• 1549-1551 Ferdinand of Austria (Ferdynand Austriacki)
• 1551-1556 Isabelle and Sigismund Zapolya (Izabela and Zygmunt Zapolya)
• 1556-1558 George Frederic of Brandenburg (Jerzy Fryderyk Brandenburski)
• from 1558 possession of the Habsburgs of as kings of Bohemia, sometimes governed by dukes from other dynasties
• 1597-1598 Sigismund Bathory (Zygmunt Batory) - nephew of Polish king
• 1622-1625 Gabriel Bethlen (Gabriel Bethlen)
• 1645-1648 Ladislaus IV Vasa (Władysław IV Waza) - king of Poland-Lithuania
• 1448-1655 Charles Ferdinand Vasa (Karol Ferdynand Waza)
• 1655-1666 John II Casimir Vasa (Jan Kazimierz Waza) - king of Poland-Lithuania
• 1666-1742 possession of the House of Habsburg as kings of Bohemia

Duchy of Bielsko

Duchy of Bytom

Duchy of Cieszyn

Upto 1290 Cieszyn belonged to the Duchy of Raciborz

• 1290-1314 Mieszko I/III
• 1316-1358 Kasimir I
• 1358-1409 Przemko I Noszak
• 1410-1431 Boleslaw I
• 1431-1440 Waclaw I, Boleslaw II, Wladyslaw and Przemko II
• 1440-1447 Waclaw I and Boleslaw II
• 1447-1452 Boleslaw II
• 1452-1528 Kasimir II
• 1528-1579 Waclaw III Adam the Posthumous
• 1579/1594-1617 Waclaw Adam
• 1617-1625 Frederic William
• 1625-1653 Elisabeth Lucretia

in 1653 Duchy of Cieszyn transferred to the Habsburg domains

Duchy of Gliwice

Duchy of Glogowek

Duchy of Karniow

Duchy of Kozielsk

Duchy of Namyslow

Duchy of Niemodlin

Eclessiatical Duchy of Nysa

Duchy of Opava

Duchy of Oswiecim

Duchy of Raciborz

Duchy of Radziejow

Duchy of Strzelce

Duchy of Toszek

Duchy of Wielun

Duchy of Zator

See also:

Guidelines for the spelling of names of Polish rulers

List of Polish rulers

Piast_dynasty

Dukes of Masovia

Dukes of Greater Poland

Dukes of Little Poland

Dukes of Cuiavia

Dukes of Leczyca

Dukes of Sieradz