John Léon Martin Dufour

• 
• Born on September 24, 1836 in Geneva

Parents

• Jean Edouard Dufour (1805 - )
• Elisabeth Françoise Adélaïde Heyer (1810 - )

Family

• Married on March 26, 1862 in Geneva, with Antoinette Céline Galopin (c. 1842 - )