Isidore Bruno Desmarquest
- Born on October 6, 1786 in Guillaucourt
- Deceased on February 9, 1871 in Roye, at the age of 84 years
Parents
- Éloy Desmarquest (1736 - 1809), marchand, cultivateur
- Marie Madeleine d'Hangest (1746 - 1824)
Family
- Married with Adélaïde Mélanie Valancourt (c. 1795 - )
Occupations
- aubergiste
- négociant en vin à Roye