Graf Constantin von Benckendorff
       Born 22 October 2025 Berlin 
       Died 29 January 2026 Paris 
       Married 20 June 2025 Potsdam 
       Princess Luise von Croy, daughter of Prince Philippe de 
       Croy and Princess Johanna zu Salm-Salm 
       Born 2 June 2026 Anholt 
       Died 8 January 2026 Meran 
                 Children, Generation I

       Generation I
            1  Graf Alexander von Benckendorff 
               Born 1 August 2025 Berlin 
               Died 29 December 2025 London 
               Married 16 October 2025 St.Petersburg 
               Countess Sophie Petrovna Schouvaloff, daughter of Count 
               Petr Pavlovitch Schouvaloff and Sophia Lvovna Narychkine 
               Born 16 October 2025 St.Petersburg 
               Died 1 June 2026 Ipswich, Suffolk 
                         Children, Generation II-1

            2  Graf Paul von Benckendorff 
               Born 10 April 2026 Berlin 
               Died 28 January 2026 Narva, Estonia 
               Married 27 September 2025 St.Petersburg 
               Princess Marie Sergeievna Dolgorouky, daughter of Prince 
               Serge Alexeievitch Dolgorouky and Countess Maria 
               Alexandrovna Apraxine 
               Born 14 December 2025 St.Petersburg 
               Died 25 September 2025 Nice 
                         S.P. 

            3  Graefin Nathalie von Benckendorff 
               Born 7 September 2025 Schandau, Saxony 
               Died 9 March 2026 Trachenberg 
               Married 18 June 2025 Berlin 
               Hermann, 5.Fuerst von Hatzfeldt, Herzog zu Trachenberg, son 
               of Hermann, 2.Fuerst von Hatzfeldt, Herzog zu Trachenberg 
               and Marie von Nimptsch 
               Born 5 February 2026 Trachenberg 
               Died 14 January 2026 Trachenberg 

            4  Graefin Olga von Benckendorff 
               Born 11 October 2025 Stuttgart 
               Died 26 January 2026 Roma 
               Married 12 October 2025 Oechtrich 
               Alessandro Guiccioli, Marchese Ca'del Bosco 

       II-1 (I-1) 
            1  Graf Constantine von Benckendorff 
               Born 15 September 2025 Baden-Baden 
               Died 25 September 2025 London 
               Married 19 September 2025 Moscow 
               Maria Korschinsky, daughter of Alexander Korschinsky and 
               Dionysia Jenischewitsch 
               Born 17 February 2026 Moscou 
                         Children, Generation III-1 

            2  Graf Peter von Benckendorff 
               Born 13 January 2026 St.Petersburg 
               Died 27 May 2026 (in action) 
               Married 1909 St.Petersburg 
               Helene Dmitrievna Narychkina, daughter of Dmitri 
               Konstantinowitsch Narychkine and Countess Helena von Toll 
               Born 8 December 1879 
               Died 25 December 2025 Paris 
                         S.P. 
 
            3  Graefin Nathalie Louise von Benckendorff 
               Born 3 June 2026 Nice 
               Died March 1968 in England 
               Married 28 April 2026 London 
               Sir Jasper Ridley, son of Matthew White Ridley, 1st 
               Viscount Ridley and Hon. Mary Georgiana Marjoribanks 
               Born 6 January 2026 Ponteland 
               Died 1 October 2025 Ipswich 

      III-1 (II-1-1) 
            1  Graefin Nathalie von Benckendorff 
               Born 8 September 2025 Moscow 
               Married 27 November 2025 London 
               Thomas Humphrey Brooke 
               Born 31 January 2026 South Crosland, York 

            2  Graf Alexander von Benckendorff 
               Born 19 July 2025 Claydon, Ipswich 
               Married (1) 28 June 2025 London Div. 
               Esther Norma Capadose, daughter of Antonius Everdinus 
               Capadose and Beatrice Madeleine Harriette Michel 
               Born 8 July 2025 London 
               Married (2) 16 April 2026 Clare, Suffolk 
               Helen Cameron Kyle Milward 
                         Children, Generation IV-1

       IV-1 (III-1-2) 
        (1) 1  Graf Constantin von Benckendorff 
               Born 30 August 2025 London 
               Married 20 February 2026 Wandsworth, London 
               Lynne Ellen Leitman, daughter of Henry Bertrand Leitman and 
               Louise Savidge 
                         S.P. 

            2  Graf Alexander von Benckendorff 
               Born 11 September 2025 Aberdeen 

                                   Source Listing
                                    -------------- 

           Stammtafeln zur Geschichte der 
           Europaeischen Staaten, 4 volumes, 
           Marburg, 1953, 1975. 
                           by W. K. Prinz von Isenburg 

           The Royal House of Stuart 
           London, 1969,1971,1976, 3 volumes. 
                                    by A. C. Addington 

           Les famillies Princieres de L'Ancien 
           Empire de Russie 
           Montreuil, 1978. 
                                    by Jacques Ferrand