Ekaterina Petrovna Soïmonova

• 
• Born on March 23, 1790
• Deceased on February 27, 1876, at the age of 85 years

Parents

• Piotr Alexandrovich Soymonov, alias Пётр Александрович Соймонов (1737 - 1800), conseiller privé, sénateur de l'empire
• Ekaterina Ivanovna Boltina (1756 - 1790)

Family

• Married with Gregori Ivanovitch Gagarine, alias Григорий Григорьевич Гагарин (1782 - 1837), prince Gagarine, secrétaire d'État, ambassadeur de Russie, issuing
  • Gregori Gregorievitch (1810 - 1893)
  • Eugène Gregorievitch (1811 - 1886)