_Reginald I MONTBÉLIARD _+
                                                          | (1090 - 1150)            
                            _Reginald II of MONTBÉLIARD _|
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 _Theobald I MONTBÉLIARD _|
| (1158 - 1238)            |
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|--Agnes of MONTBÉLIARD 
|  (1177 - 1226)
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|_Laurette of LOON ________|
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