Main
Guillaume I Thiers de Chalon, Count of Chalon, was born circa 1098 to Guy de Thiers (c1044-aft1113) and died circa 1168 of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| Guillaume II de Thiers (c1136-1203) | 1136 | 3 January 1203 | |
| Isabelle de Chalon (1125-) | |||
| Alix de Chalon (1130-1185) | 1130 | 1185 | Josserand II de Brancion (1147-1190) Ulrich II de Baugé (-1220) |
Footnotes (including sources)
| ‡ General |
| Ω Birth |
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