Luisa Karlovna Biron

• 
• Born on July 25, 1791
• Deceased on February 18, 1853, at the age of 61 years

Parents

• Karl Ernst von Biron (1728 - 1801), Prinz Biron von Kurland
• Apollonia Poninskaya (1760 - 1800), princesse Apollonia

Family

• Married with Mikhail Yourievitch Vielgorsky, alias Михаил Юрьевич Виельгорский (1788 - 1856), comte Vielgorsky, compositeur, musicien, issuing
  • Sofya Mikhailovna