He is married to Felicitas van Brienne.
They got married
Child(ren):
SIMON [I] de Broyes, son of HUGUES [II] "Bardoul" Seigneur de Broyes & his wife Emmeline de Montlhéry (-[4 Jan 1137/1140], bur Baye, near Epernay). The Chronicle of Alberic de Trois-Fontaines names "Symon de Brois, qui iacet in Baia, filius Hugonis Bardol" as husband of "Felicitatem"[75]. "Hugo Bardulfus dominus Brecensis" donated "villam…Payacum" to Molesme, with the consent of "uxoris meæ Emelinæ, filiorumque meorum Simonis et Bartholomei", by charter dated 1104[76]. Seigneur de Broyes, de Beaufort et de Baye. "Simon dominus Brecarum" donated property to Andecy (Marne) by charter dated 1131 with the consent of "Felicitatis uxoris sue et liberorum suorum Hugonis…Symonis et Emelina"[77].
m as her first husband, FELICITE de Brienne, daughter of ERARD [I] Comte de Brienne & his wife Alix de Montdidier (-after 21 Jun 1178). "Simon dominus Brecarum" donated property to Andecy (Marne) by charter dated 1131 with the consent of "Felicitatis uxoris sue et liberorum suorum Hugonis…Symonis et Emelina"[78]. The Chronicle of Alberic de Trois-Fontaines names "comitem Brenensem Galterum et sororem eius Felicitatem" as children of "Erardus…comes Brenensis" & his wife, naming the husband of Félicité "Symon de Brois, qui iacet in Baia, filius Hugonis Bardol" and their sons "Hugonem de Brois qui iacet in Claravalle et Symonem de Belloforti", and in a later passage names "Felicitatem" as widow of "Symon domnus de Brois" and records her second marriage with "Gaufridus Grossus de Iovevilla"[79]. The Genealogiæ Scriptoris Fusniacensis names "Galterum comitem eiusdem loci et sororem eius nomine Felicitatem" as children of "Aerardo comiti Briennensi" & his wife, specifying that "Felicitas vero soror iam dicti Galteri peperit Simoni de Brois Hugonem et Simonem. Quo defuncto, genuit Ioifrido domino de Iunvilla liberos"[80]. She married secondly (before 9 Mar 1142) Geoffroy [III] Seigneur de Joinville. Her second marriage is confirmed by the donation dated 1182 by "Simon Seigneur de Beaufort" (her son) to the abbey of Andecy which is subscribed by "Geoffroy Seigneur de Joinville son frère, Pierre chapelain du Sire de Broyes également son frère"[81]. Henri Bishop of Toul confirmed the donation of “curiam Gauvillaris” made by “Gaufrido Jovillæ domino uxoreque eius Felicitate et Roberto fratre suo” by charter dated 9 Mar 1141 (O.S.?)[82]. "Nobilis mulier Felicitas" donated property at Chasteler to Andecy (Marne) by charter dated 1171 with the consent of "filiorum suorum Hugonis domini Brecarum et domini Symonis de Beaufort"[83].
Simon [I] & his wife had three children:
HUGUES [III] de Broyes (-1199, bur Clairvaux).
SIMON de Broyes (-1187 or after).
EMMELINE de Broyes (-after 1136).
https://fmg.ac/Projects/MedLands/chamchalons.htm#SimonIBroyesdied11371140