Gibbs Family Tree
Family: Roman Larionovich Vorontsov / Marfa Ivanovna Surmina (F1458)
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Male
Count Semyon Romanovich Vorontsov
Birth 26 Jun 1744 Russia Death 9 Jul 1832 Burial Marylebone, London Spouse Ekaterina Alekseevna Seniavina, Countess | F1451 Marriage