Bolesław the Forgotten

Bolesław the Forgotten
King of Poland (disputed)
Reign1034 1038/39
PredecessorMieszko II Lambert
SuccessorCasimir I the Restorer
Died1038/39
PolishBolesław Zapomniany
HousePiast
FatherMieszko II Lambert
MotherRicheza of Lotharingia?

Bolesław the Forgotten (Polish: Bolesław Zapomniany) or the Cruel (Bolesław Okrutny; before 1016 1038/39) was a semi-legendary King of Poland of the Piast dynasty from 1034 until his death in 1038 or 1039. He was allegedly the first-born son of Mieszko II Lambert.