Guillaume Marie Courson
- Born on February 9, 1844 in Plouha
- Deceased in 1917, at the approximate age of 72 years
Parents
- Vincent Marie Courson (1810 - 1888), cultivateur
- Françoise Tachen (1820 - 1861)
Family
- Married on April 25, 1883 in Plouha, with Marie Anne Le Quiniat (1842 - bef. 1905)
- Married on November 8, 1905 in Plouha, with Marie Yvonne Loyer (1854 - )
Occupations
- marin