Princess Johanna Beatrix von Dietrichstein (1625 – 26 March 1676), was a German noblewoman, by birth a member of the princely House of Dietrichstein and by marriage Princess of Liechtenstein.
She was the fifth child and fourth (but third surviving) daughter of Maximilian, 2nd Prince von Dietrichstein zu Nikolsburg, and his first wife Princess Anna Maria of Liechtenstein, a daughter of Karl I, Prince of Liechtenstein, Duke of Troppau and Jägerndorf and Anna Maria Šemberová of Boskovice and Černá Hora.
[1][2][3] On 6 August 1644 Johanna Beatrix married Karl Eusebius, Prince of Liechtenstein (11 April 1611 – 5 April 1684).
They had eleven children:[4][better source needed][5] Johanna Beatrix died in Brno aged 51.