Alain was the son of unknown parents. The date and place of his birth have not been found.
He died in 1212. The place is not known.
His wife was Petronille de Beaumont. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 1212 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | comte de Treguier, de Penthievre, etc |