John Charles Moore de Bienville Grant, 9th Baron de Longueuil was born in 1861 at Bath, Somerset. He was the son of Charles James Irwin Grant and Anne Marie Catherine Trapman. He succeeded to the title of Baron de Longueuil on 3 August 1931. He died on 17 October 1935 at Pau, France.
Ancestry
| Ancestors of John Charles Moore Grant, 9th Baron de Longueuil |
|---|
| | | | | | | | | | | | | | | | | | | 16. David Grant | | | | | | | | | 8. David Alexander Grant | | | | | | | | | | | | | 17. Elizabeth Richardson | | | | | | | | | 4. Charles William Grant, 5th Baron de Longueuil | | | | | | | | | | | | | | | | 18. Charles-Jacques Le Moyne, 3rd Baron de Longueuil | | | | | | | | | 9. Marie-Charles-Joseph Le Moyne, Baronne de Longueuil | | | | | | | | | | | | | 19. Marie-Anne Catherine Fleury | | | | | | | | | 2. Charles James Irwin Grant, 6th Baron de Longueuil | | | | | | | | | | | | | | | | | | | 20. Nathaniel Coffin | | | | | | | | | 10. John Coffin | | | | | | | | | | | | | 21. Elizabeth Barnes | | | | | | | | | 5. Caroline Coffin | | | | | | | | | | | | | | | | | | | | 11. Anne Matthews | | | | | | | | | | | | | | | | | 1. John Charles Moore Grant, 9th Baron de Longueuil | | | | | | | | | | | | | | | | | | | | | | | | | | 12. Peter Trapman | | | | | | | | | | | | | | | | | 6. Louis Trapman | | | | | | | | | | | | | | | | | | | | 13. Eva Marie Lemme | | | | | | | | | | | | | | | | | 3. Anne Marie Catherine Trapman | | | | | | | | | | | | | | | | | | | | | | | 14. John Elias Moore | | | | | | | | | | | | | | | | | 7. Mary Bowen Moore | | | | | | | | | | | | | | | | | | | | 15. Frances Bowen | | | | | | | | | | | | | | | |
|