Konradin Friedrich Graf zu Castell-Rüdenhausen (1933-2011) (1933–2011) Parents Princess Caroline Mathilde of Saxe-Coburg and Gotha Friedrich Wolfgang Graf zu Castell-Rüdenhausen Children Anne-Charlotte Gräfin zu Castell-Rüdenhausen Carl-Eduard Graf zu Castell-Rüdenhausen Siblings Dagmar Sibylla Schnirring Bertram Friedrich Graf zu Castell-Rüdenhausen Calma Barbara Schnirring Peter Michael Schnirring Victoria Adelaid of Castell-Rüdenhausen Hesso Fridrich Graf zu Castell-Rüdenhausen Partners Marta Catharina Lonegren