Willem Constantijn Hope Loudon (1873-1932) (1873–1932) Parents Hugh Hope Loudon Jacoba Wilhelmina Cornelia Barones van Pallandt Children Constant Alexander Hope Loudon Alice Frederique Loudon Siblings Constantia Alexine Loudon James Loudon Susanna Helena Loudon John Francis Loudon Frederik Willem Jacob Loudon Partners Jeanne Lucie van der Wyck Anna Gräfin zu Solms-Wildenfels