Guy was the son of Othon IV de la Roche and Isabelle de Ray. The date and place of his birth have not been found.
He died in 1263. The place is not known.
His wife was Agnès de Bruyère. They were married, but the date and place have not been found. Their six known children were Jean (?-1280), Guillaume (?-1287), Alice (?->1277), Isabelle (?-?), Catherine (?-?) and Marguerite (c1230-c1291).
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Guy I de la Roche-sur-Ognon |
Othon IV de la Roche |
Pons II de la Roche |
Othon de la Roche |
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| Event | Date | Details | Source | Multimedia | Notes |
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| Death | 1263 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
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| Nobility Title | FROM 1225 TO 1263 | duc d'Athènes | ||||
| Nobility Title | co-seigneur de Thèbes |
Note 1
According to others, Guy I is nephew of Otto. Father is unknown brother of Otto.