Isabelle van Aldenburg Bentinck (born 1925) (1925–2013) Parents William Frederick Charles Henry Bentinck, 7th Graf Bentinck Adrienne Vegelin van Claerbergen Children Philipp Wilhelm Graf zu Ortenburg Nadine Marie Elisabeth Johanna Gräfin zu Ortenburg Franz Wilhelm Friedrich Ladislaus Graf zu Ortenburg Siblings Sophie Mechhtild Marie Bentinck Partners Aurel Ladislaus Franz Heinrich Ernest Graf zu Ortenburg