Catherine Herbert, Countess of Pembroke, was a Russian noblewoman who married the Earl of Pembroke. Wikipedia
Born: October 24, 1783, Saint Petersburg, Russia
Died: March 27, 1856 (age 72 years), London, United Kingdom
Parents: Yekaterina Sinyavina and Semyon Vorontsov
Great-grandparents: Naum Senyavin, Illarion Vorontsov, and Nenilla Yazykova
Great grandchildren: Zainab Cobbold, David Carnegie, Lady Juliet Duff, and more