Poznań's cathedral was the place of burial of the early Piast monarchs ( Mieszko I, Boleslaus I, Mieszko II, Casimir I ), and later of Przemysł I and King Przemysł II.

* April 7 – Boleslaus George II of Halych ( b. 1308 ), duke of Masovia

Boleslaus I the Cruel, also called Boleslav I () ( – 15 July, 967 or 972 ), was the ruler ( kníže, literally " prince ," but usually translated as " duke ") of Bohemia from 935 to his death.

* Kunigunde of Bohemia ( January 1265 – 27 November 1321 ), married Boleslaus II of Masovia.

* Grus, the historical sword of Boleslaw Krzywousty ( Boleslaus the Wrymouthed ), medieval prince of Poland.

The city was named either after a chieftain, or the son of Princess Judith ( elder sister of St. Stephen of Hungary ), who settled here after her husband Boleslaus I of Poland expelled her and her son.

Significantly, the bishopric of Prague, founded in 973 during the reign of Boleslaus II ( 967 – 99 ), was subordinated to the archbishopric of Mainz.

Boleslaus III () ( c. 965 – 1037 ), called the Red (- haired ) or the Blind, was Duke of Bohemia from 999 until 1002 and also briefly during the year 1003.

* Boleslaus I of Poland ( Boleslaw the Brave, Bolesław Chrobry ), ( 967 – 1025 )

After the success of Wesele ( The Wedding ) four new plays based on Polish history were published Wyzwolenie ( Liberation ), Achilles, Bolesław Śmiały ( Boleslaus The Bold ) and Legenda II ( Legend 2 ).

* Boleslaus IV of Poland ( 1122 – 1173 ), Duke of Masovia and Kujavia

* Boleslaus I of Masovia ( 1208 – 1248 ), of Masovian Piast descent

* Boleslaus II of Masovia ( 1251 – 1313 ), of Masovian Piast descent

* Boleslaus George II of Halych ( 1308 – 1340 ), of Masovian Piast descent

* Symphonische Legende vom Könige Boleslaus dem Kühnen und Bischof Stanislaus dem Heiligen ( im Jahre 1079 ) for orchestra ( composed 1894 ), publ.

To distinguish it from the nearby village of Korczyn ( now known as Stary Korczyn, Old Korczyn ), Prince Boleslaus V the Chaste named the town Nowe Miasto Korczyn ( New Town Korczyn ), when he granted it Magdeburg rights ( 1258 ).

One of the plates had already been broken by that time with only part of the inscription preserved: Liste est glaud ... h Bolezlai Duc ... (" This is a sword of ... Duke Boleslaus ..."); the inscription on the other plate continued: Cum quo ei Dn SOS Omnipotens Salvator auxiletur adsus partes amen (" With whom is the Omnipotent Lord and Savior, to help him against his enemies.

Boleslaus maintained good relations with the Ottonian German kings, and in 975 supported Otto II during the civil war against Henry II, Duke of Bavaria.

This Burizlaf, however, may be Svyatopolk ( whose troops were commanded by the Polish king Boleslaus I ; the latter name is also rendered as Burizlaf in some sagas ) as well as Boris.

* Austin Station ( disambiguation ), various places

* Cyclone Ada ( disambiguation ), two tropical cyclones named Ada

* Animalia ( disambiguation ), other uses of the term

* Assembly Member ( disambiguation ), a political office

For other uses, see Athena ( disambiguation ), Athene ( disambiguation ), Athina ( disambiguation ) and Pallas Athena ( disambiguation )

* Asa River ( disambiguation ), multiple rivers with the name

* ASA ( disambiguation ), as an abbreviation or initialism

* Åsa ( disambiguation ), female first name in Sweden

* Anastasius of Antioch ( disambiguation ), multiple people

* Amaury ( disambiguation ), a French alternate spelling

* Adult service provider ( disambiguation ), various meanings

* Air University ( disambiguation ), various locations

* Ariane ( disambiguation ), the French spelling of Ariadne, a character in Greek mythology

* Ash Mountain ( disambiguation ), several mountains by this name in Canada and the USA

* Ağa ( disambiguation ), Turkish surname

* St. Athanasius ' Church ( disambiguation ), various churches named after Athanasius

* Beidou ( disambiguation ), Chinese name of Big Dipper

* British ( disambiguation ), adjective meaning from / of Britain ; and derived senses

For other uses, see Attila ( disambiguation ).

For other uses, see Abydos ( disambiguation )

: For other uses, see Alamanni ( disambiguation )

* Alberta ( disambiguation ) for other uses

For other uses, see Acropolis ( disambiguation ).

: For other uses of this name, see Ajax ( disambiguation ).

For other uses of this name, see AIAS ( disambiguation ) and Ajax ( disambiguation ).

For other uses, see Adalbert ( disambiguation ).

: For other uses, see Affection ( disambiguation ).

For other similarly named songs, see ABC song ( disambiguation ).

* For other uses of the big dipper see Starry Plough ( disambiguation )

: For other uses, see Milwaukee Brewers ( disambiguation )

For other uses, see American Eagle ( disambiguation ).

For other uses, see Boob ( disambiguation ).

: For other uses, see Breast ( disambiguation )

For other meanings see Birka ( disambiguation ).

For other uses, see Beryl ( disambiguation ).

: For other uses, see Boer ( disambiguation )

For other uses, see Burning ( disambiguation ) and Combustion ( disambiguation ).