Catherine Pavlovna of Russia families, the eldest of whom was barely eight years old. After her death, her surviving husband built Württemberg Mausoleum in Rotenberg, Stuttgart, dedicated to her memory. William later married again; his next wife was his first cousin, Princess Pauline of Württemberg. Ekaterina had two sons with Duke George of Oldenburg (9 May 1784 – 27 December 1812): With the King of Württemberg, she had the following children: Catherine Pavlovna of Russia Grand Duchess Catherine Pavlovna of Russia (; 21 May 1788 [OS 10 May 1788] – 9 January 1819) later Queen Catharina Pavlovna of Württemberg, was the fourth daughter of
Catherine I of Russia waiting to Catherine, Matryona Balk. He served as secretary to Catherine. Peter had fought his entire life to clear up corruption in Russia. Catherine had a great deal of influence on who could gain access to her husband. Willem Mons and his sister Matrena had begun selling their influence to those who wanted access to Catherine and, through her, to Peter. Apparently this had been overlooked by Catherine, who was fond of both. Peter found out and had Willem Mons executed and his sister Matrena exiled. He and Catherine did not speak for several months. Rumors flew that she and