On which date did XXX die?
Catherine Shuvalova
Countess Catherine Shuvalova, (born Catherine Saltykova on 23 June 1743 - died on 13 October 1816, Rome) - was the daughter of Field Marshal Earl Pyotr Saltykov, Empress Catherine II's Lady-in-waiting of the Imperial Court of Russia, confidant of Platon Zubov and courtyard of the Grand Duchess Elizabeth Alexeievna (Louise of Baden).