Střezislava was the wife of Slavník

Slavník

Slavník was a Bohemian nobleman, the founder of Slavník's dynasty. He is said to have had consanguinity with the Saxon kings.He had several children by his wife Střezislava. Six of his sons are known by name: Soběslav , Saint Adalbert , Spytimír, Pobraslav, Pořej and Čáslav. He had also a son...

, a Bohemian nobleman and founder of Slavník dynasty. Some historians suppose that she might have been a member of the Přemyslid house (the ruling family in Bohemia at that time), possibly a daughter of Vratislaus I

Vratislaus I of Bohemia

Vratislaus I , a scion of the Přemyslid dynasty, was Duke of Bohemia from 915 to 921.He was the son of Duke Borivoj I of Bohemia by his wife Ludmila, and the younger brother of Duke Spytihnev I....

 or of some historically unknown member of that dynasty.

Střezislava had several children with her husband, 6 of her sons are known by name:

• Soběslav (d. 1004)
• Saint Adalbert
  Adalbert of Prague
  This article is about St Adalbert of Prague. For other uses, see Adalbert .Saint Adalbert, Czech: ; , , Czech Roman Catholic saint, a Bishop of Prague and a missionary, was martyred in his efforts to convert the Baltic Prussians. He evangelized Poles and Hungarians. St...
  
  (Vojtěch)
• Spytimír
• Pobraslav
• Porej
• Čáslav