Maria Sophia of Dietrichstein (Maria Rosina Sophia;[1] 11 July 1646 – 4 November 1711), was a German noblewoman by birth, member of the House of Dietrichstein, and by her two marriages Countess of Pötting auf Ober-Falkenstein and Lobkowicz.
[2][better source needed][3] On April 16, 1662 Maria Sophia married Franz Eusebius, Count of Pötting auf Ober-Falkenstein (d. 1678).
They had three children, all of them born in Madrid, who died in infancy: María Inés, Francisca Eusebia and Maximiliano Adán.
On 12 June 1681, Maria Sophia married secondly with Count Václav Ferdinand Popel of Lobkowicz (22 December 1654 – 8 October 1697).
They had five children:[4][better source needed] Maria Sophia died aged 65.