Isabelle de Witt (born 1949) (b. 1949) Parents Serge de Witt Princess Marie Clotilde Bonaparte Children Jerome Laan Adrien Laan Constantin Laan Siblings Anne de Witt Vera de Witt Helene de Witt Vladimir de Witt Napoleon Serge de Witt Yolande de Witt Baudoin de Witt Marie Eugenie de Witt Jean Jerome de Witt Partners Remmert Laan