John Loudon (born 1936) (b. 1936) Parents John Hugo Loudon Maria Cornelia van Tuyll van Serooskerken Children Arabella Miranda Loudon Lisa Marie Loudon Jonkheer Anthony James Hugo Loudon Siblings Frederik Loudon George Ernest Loudon Hugo Frederick John Loudon Partners Felicity Mary Cadbury Anne Denise Doughty-Tichborne