the oldest Polish chronicle, Gesta principum Polonorum from the early 12th centurySuccession | Popielids |- | | | Son of Chościsko | Rzepicha | | Legendary founder of the Piast dynasty. He appears in the oldest Polish chronicle, Gesta principum Polonorum from the early 12th century | Piast |} Semi-legendary The three direct predecessors of Mieszko I are known only from the account of Gallus Anonymus, who wrote the oldest Polish chronicle, Gesta principum Polonorum at the beginning of the 12th century. Though their historicity was once debatable, now historians tend to consider them actually existing rulers. |- | Dukealso Ziemowit9th century | | 9th centuryPresumed son of Piast the Wheelwrightand Rzepicha | Unknown | 9th century | Named the Duke of the Polans after his father, Piast the Wheelwright, refused to take the place of legendary Duke PopielElected | Piast | |- | Dukealso Leszek or Lestko9th century10th century | | 880Presumed son of Siemowit | Unknown | 950 | Named the Duke of the Polans after succeeding his fatherSuccession | Piast | |- | Dukealso ZiemomysłLatin: Zemomislaus10th century/960 | | Presumed son of Lestek | Unknown | 960 | Named the Duke of the Polans after succeeding his fatherSuccession | Piast | |} House of Piast |- | DukeMieszko ILatin: Misico, dux Wandalorum96025 May 992( years) | | Son of semi-legendary Siemomysł | Doubravka of Bohemia2 children Oda of Haldensleben3 children | 25 May 992PoznańAged about 62 | First Christian ruler of PolandSuccession | Piast |- | KingBolesław I the Bravealso Boleslaus I the Great9921025 (as duke)18 April 102517 June 1025 (as king)( years) | | PoznańSon of Mieszko I and Doubravka of Bohemia | Hunilda, daughter of Rikdag Judith of Hungary Emnilda of Lusatia Oda of Meissen | 17 June 1025KrakówAged about 58 | First crowned kingSuccession | Piast |- | KingMieszko II Lambert25 December 10251031( years) | | Son of Bolesław I the Brave and Emnilda of Lusatia | Richeza of Lotharingia, 4 children | 10/11 May 1034PoznańAged about 44 | Crowned kingSuccessionDeposed as a result of the Pagan Rebellion | Piast |- | DukeBezprym10311032 ( years) | | Son of Bolesław I the Brave and Judith of Hungary | Unknown | Aged about 46 | Country divided, ruler of a DuchyUsurped | Piast |- | DukeOtto10321033 ( years) | | Son of Bolesław I the Brave and Emnilda of Lusatia | Unknown | Aged about