Piast dynasty

The Piast dynasty was the first historical ruling house of Poland. Its first documented monarch, Duke Mieszko I, reigned from around 960 to 992. Royal rule by the Piasts ended in 1370 with the death of King Casimir III the Great. However, branches of the dynasty continued in the Duchy of Masovia until 1526 and in the Silesian duchies until the last male Silesian Piast died in 1675. The Piasts married into many European noble families and held various titles, some within the Holy Roman Empire. After Casimir IV of Poland, the Jagiellonian kings also descended from Casimir III’s daughter through the female line.

The name “Piast” comes from the semi-legendary Piast the Wheelwright, first mentioned around 1113 in a chronicle by Gallus Anonymus. Early Polish dukes and kings considered themselves his descendants. The term “Piast Dynasty” was not used until the 17th century, introduced by historian Adam Naruszewicz; it does not appear in contemporary records.

The first Piasts, likely of Polan origin, appeared around 940 in Greater Poland at the stronghold of Giecz. They soon moved their residence to Gniezno, where Mieszko I ruled over the Civitas Schinesghe from about 960. The dynasty also temporarily controlled Pomerania, Bohemia, the Lusatias, parts of Ruthenia, and the Hungarian Spiš region. Rulers held the title of duke or king depending on their power.

The Polish monarchy faced expansionist pressure from the Holy Roman Empire. Piast rulers such as Mieszko I, Casimir I the Restorer, and Władysław I Herman responded with treaties, oaths of allegiance, and marriage alliances with the Ottonian and Salian dynasties. Neighbors included the Bohemian Přemyslids, the Hungarian Arpads and their Anjou successors, Kievan Rus’, the Teutonic Order, and the Grand Duchy of Lithuania.

The Piasts’ position weakened significantly after the 1138 Testament of Bolesław III Wrymouth, which triggered nearly 150 years of fragmentation. Poland split into several duchies, with Piast dukes fighting for the Kraków throne—the capital of the Lesser Polish Seniorate Province—despite the formal principle of agnatic seniority. Many dukes, such as Mieszko III the Old, Władysław III Spindleshanks, and Leszek I the White, were crowned and quickly overthrown, sometimes repeatedly. The senior Silesian Piasts, descendants of Bolesław III’s eldest son Władysław II the Exile, went their own way and became vassals of the Bohemian Crown by the 14th century.

After the Polish royal line died out in 1370, the crown passed to Louis I of Hungary, son of Casimir III’s sister Elizabeth Piast. The Masovian Piasts ended with Duke Janusz III’s death in 1526. The last ruling Silesian Piast, George William of Legnica, died in 1675. His uncle Count August of Legnica, the last male Piast, died in 1679. The last legitimate heir, Duchess Karolina of Legnica-Brieg, died in 1707 and is buried in Trzebnica Abbey. Still, many families, including illegitimate descendants of Silesian duke Adam Wenceslaus of Cieszyn, trace their lineage to the dynasty.

Around 1295, Przemysł II used a coat of arms featuring a white eagle—later called the Piast coat of arms or Piast Eagle. In the 14th century, the Silesian Piasts used an eagle modified with a crescent, which became the coat of arms of the Duchy of Silesia.

A list of Piast kings and rulers of Poland follows. For all rulers, see List of Polish monarchs.

Legendary dukes of the Polans

Dukes and Kings of Poland

High Dukes of Poland (Fragmentation of the Kingdom)

Kings of Poland (Reunification attempts)

Kings of Poland (Reunited Kingdom)

Female Piasts

Queens consort included: Świętosława, supposed daughter of Mieszko I, Queen consort of Denmark, allegedly also of Norway and Sweden, mother of Cnut the Great; Świętosława of Poland, daughter of Casimir I the Restorer, Queen consort of Bohemia; Richeza of Poland, daughter of Bolesław III Wrymouth, Queen consort of Sweden, mother of Canute V of Denmark and Sophia of Minsk; Richeza of Poland, daughter of Władysław II the Exile, Queen consort of León, Galicia, and Castile, Empress of All Spains; Salomea of Poland, daughter of Leszek I the White, Queen consort of Halych; Fenenna of Kuyavia, daughter of Ziemomysł of Kuyavia, Queen consort of Hungary; Elizabeth Richeza of Poland, daughter of Przemysł II, Queen consort of Poland and Bohemia; Viola of Cieszyn, daughter of Mieszko I, Duke of Cieszyn, Queen consort of Hungary, Bohemia, and Poland; Maria of Bytom, daughter of Casimir of Bytom, Queen consort of Hungary; Beatrice of Silesia, daughter of Bolko I the Strict, Queen of the Romans; Hedwig of Kalisz, daughter of Bolesław the Pious, Queen consort of Poland, mother of Casimir III the Great and Elizabeth of Poland; Elizabeth of Poland, daughter of Władysław I the Elbow-high, Queen consort of Hungary, mother of Louis I of Poland and Charles I of Hungary; Anna of Świdnica, daughter of Henry II, Duke of Świdnica, Queen consort of Germany.