Mieszko III the Old
（重定向自Mieszko III）
![](/Images/godic/202501/27/Mieszko_III_Stary2308.jpg")
![Poland under the sons of Bolesław Wrymouth:
Seniorate Province of Władysław II
Silesian Province of Władysław II
Masovian Province of Bolesław IV
Greater Poland Province of Mieszko III
Sandomierz Province of Henry
Łęczyca Land of Salomea
Pomeranian vassals](/Images/godic/202501/27/TestamentKrzywoustego2308.png")
![Mieszko the Old by Aleksander Lesser, 1860](/Images/godic/202501/27/Mieszko_III_of_Poland2308.PNG")
![Casimir's acquisitions (in green)](/Images/godic/202501/27/Polska_1177-11942308.PNG")
Mieszko III the Old (Polish:Mieszko III Stary) (c. 1126/27 – 13 March 1202), of the royal Piast dynasty, was Duke of Greater Poland from 1138 and High Duke of Poland, with interruptions, from 1173 until his death.
He was the fourth and second surviving son of Duke Bolesław III Wrymouth of Poland, by his second wife Salomea, daughter of the German count Henry of Berg-Schelklingen.