John Hugo Loudon

Dutch chief executive (1905–1996) (1905–1996)

Parents

• Anna Petronella Alida van Marken
• Hugo Loudon

Children

• John Loudon
• George Ernest Loudon
• Hugo Frederick John Loudon
• Frederik Loudon

Siblings

• James Willem Loudon
• Jonkheer Hugo Alexander Loudon

Partners

• Charlotte van Sminia
• Maria Cornelia van Tuyll van Serooskerken