_Geoffrey I C of Joingy______
_Geoffrey II C of Joingy______________|_Blanche de Mosselane________
_Roger Seigneur de Joinville_______________|
| | _Josceline de COURTENAY _____
| |_Hodierne de COURTENAY _______________|_Hildegarde of Gatinais______
_Geoffrey III Seigneur de Joinville & Champagne_|
| | _____________________________
| | _Guy I Sire de Vignorny_______________|_____________________________
| |_Adelaide de Vignorny______________________|
| | _____________________________
| |_Beatrix of Burgundy__________________|_____________________________
_Geoffrey IV Seigneur de Joinville & Champagne_|
| | _Engelbert IV C of Brienne___
| | _Gauthier I C of Brienne______________|_Petronille _________________
| | _Erard I C of Brienne______________________|
| | | | _Milon III C of Tonnerre_____
| | | |_Eustachia of Bar-sur-Seine___________|_____________________________
| |_Felicite of Brienne____________________________|
| | _____________________________
| | _Andre de Montdidier Sire de Ramerupt_|_____________________________
| |_Alix de Montdidier________________________|
| | _____________________________
| |______________________________________|_____________________________
|
|--Simon Seigneur de Joinville & Champagne
|
| _____________________________
| ______________________________________|_____________________________
| _Thibaut Seigneur de Dampierre_____________|
| | | _____________________________
| | |______________________________________|_____________________________
| _Guy I Seigneur de Dampierre____________________|
| | | _Guy I Seigneur de Montlhery_
| | | _Milon de Montlhery___________________|_Hodierne de Gometz _________
| | |_Isbeau de Montlehery______________________|
| | | _William C of Eu_____________
| | |_Lithuaise of Troyes__________________|_Aelis of Troyes_____________
|_Helvide of Dampierre__________________________|
| _____________________________
| ______________________________________|_____________________________
| _Andre de BAUDEMENT Seneschal of Champaign_|
| | | _____________________________
| | |______________________________________|_____________________________
|_Helvide de Baudemont___________________________|
| _____________________________
| ______________________________________|_____________________________
|_Agnes ____________________________________|
| _____________________________
|______________________________________|_____________________________
Valcouleurs in France. His parents are not identified.
Have also seen him described as Seigneur de Joinville & Champaign.