PIERRE [V] [de Chambly] [de Laon], son of PIERRE [IV] Seigneur de Chambly & his wife --- ([1212/13]-after Jun 1282). ["Petrus de Chambliaco capellanus [error for cambellanus[197]] domine regine Francie" acknowledged receiving woodland "in prepositura Vernoti" from “magistro Alberico et Guillelmo Pullo canonicis Parisiensibus” by charter dated Apr 1228[198]. As noted above, there is no indication whether this charter refers to Pierre [IV] or Pierre [V].] Chamberlain of Louis IX King of France. “Guillelmus de Bellomonte, Francie marescallus” guaranteed to Louis IX King of France a debt owed to “domino Petro cambellano” by charter dated Jun 1250[199]. A charter dated Apr 1262 records the sale of property by “Johannes filius quondam domini Johannes de Bellomonte, Francie camerarii”, naming “Petri cambellani…domini regis Francie”[200]. The list of knights who accompanied King Louis IX to Tunis in 1269 includes “...messire Jehan de Chambly...messire Pierre de Laon...”[201]. The Vie de Saint Louis, written by the confessor of Queen Marguerite, names “monseigneur Pierres seigneur de Chambli chevalier, chambellene du roi Philippe...du dyocese de Biauvès, de quarante an ou environ...monseigneur Pierres de Loon chevalier...de soixante-huit ans ou environ” among the witnesses at the enquiry into the proposed canonisation of King Louis IX, dated to 1282, and in another passage records that “monseigneur Pierres de Laon ...son chevalier...avecques lui par trente-huit ans ou environet...son chambellenc”[202].
m SIBYLLE, daughter of --- (-after 1292). Depoin states that “Sébile” wife of Pierre [V] de Chambly [Pierre de Laon] was named in a source dated 1292[203].
Pierre [V] & his wife had one child