Antoinette of Saxe-Coburg-Saalfeld1779 - 1824 Born Sat, 28 August 1779 Coburg Died Sun, 14 March 1824 Saint Petersburg Buried Friedenstein Palace, Gotha Details Parents Princess Antoinette Ernestine Amalie Lived 44 years, 6 months, 15 days father Francis of Saxe-Coburg-Saalfeld 1750 - 1806 mother Augusta Reuss of Ebersdorf 1757 - 1831 Siblings Sister Sophie of Saxe-Coburg-Saalfeld 1778 - 1835 Sister Anna Feodorovna 1781 - 1860 Brother Ernest 1 1784 - 1844 Brother Ferdinand of Saxe-Coburg and Gotha 1785 - 1851 Sister Victoria of Saxe-Coburg-Saalfeld 1786 - 1861 Sister Marianne Charlotte 1788 - 1794 Brother Leopold I 1790 - 1865 Brother Franz Maximilian Ludwig 1792 - 1793