ODDON de Maurienne, son of HUMBERT Comte de Maurienne & his wife Auxilia --- ([1017]-1 Mar 1060, bur Turin, cathedral of San Giovanni). "Hubertus comes" donated property to the canons of Saint-Jean and Saint-Urse by charter dated 1040, signed and consented to by "Oddo, Amedeus comes, Aymo Sedunensis episcopus, Brochardus filius Huberti comitis, Petrus marchio filius Odonis marchionis et commitissæ"[65]. Marchese di Susa [1046], by right of his wife, her territories extending between the Alps and the River Po (including Auriate, Turino, Ivrea and Aosta) and to the Mediterranean between Ventimiglia and Albenga, and including control of the Alpine passes of Mont-Cenis and Saint-Bernard[66]. "Odo marchio" subscribed the charter of his presumed nephew dated [1046][67]. He succeeded his brother in [1051] as ODDON Comte de Maurienne et de Chablais. "Odo marchio" donated property to the church of Tarantasia, for the soul of "patris mei Humbertus comes", by charter dated 1051[68]. "Oddo et uxor mea Adalaicis…et filii mei Petrus Admedeus et filie mee" donated churches to Oulx by charter dated May 1057[69]. The importance of the family's role in contemporary European politics is demonstrated by the marriage of Comte Oddon's daughter to the future king of Germany. The necrology of San Andreo di Torino records the death "XIV Kal Feb" of "Dnis Oddonis Marchionis"[70].
m ([1046]) as her third husband, ADELAIDA di Susa, Marchesa di Susa, widow firstly of HERMANN IV Duke of Swabia and secondly of ENRICO Marchese di Monferrato, daughter of MANFREDO UDALRICO Marchese di Susa & his wife Berta degli Obertenghi (Turin 1020-Canischio in Canavese 27 Dec 1091, bur Turin, cathedral of San Giovanni). Her first marriage is confirmed by Herimannus who records that "Hermannus quoque dux Alamanniæ" was granted "marcham soceri sui Maginfredi in Italia" by the emperor in 1034[71]. Her second marriage is confirmed by the charter dated 1043 under which "Henricus marchio filius quondam Wilielmi similiter marchioni et Adalena comitissa jugales filia quondam bo. me. Oldrici…Maginfredi…marchioni" donated property to San Antonino[72]. Her third marriage is confirmed by the Annalista Saxo which names "Adelheidis que soror erat comitis qui agnominatus est de Monte Bardonis in Italia et Immule seu Irmingardis" as wife of "Ottonis marchionis de Italia"[73]. "Oddo et uxor mea Adalaicis…et filii mei Petrus Admedeus et filie mee" donated churches to Oulx by charter dated May 1057[74]. She was regent for her son in 1060 after the death of her husband, playing a significant role in support of Heinrich IV King of Germany, her son-in-law, in his disputes with the papacy. "Dominus Petrus Marchio filius quond. bonæ memoriæ Oddonis marchionis…cum domina Adheleida comitissa matre sua" signed a charter dated 31 Jul 1064[75]. "Adelegida…comitissa" donated property to Pinerolo, for the souls of "domni Manfredi marchionis genitoris mei et Adalrici episcopi Barbani mei et Bertæ genetricis meæ et…domni Odonis marchionis viri mei", by charter dated 8 Sep 1064, signed by "Petri, Amedei, Vitelmi qui Bruno vicecomes vocatur…Henrici qui vocatur Marchio…"[76]. "Adalaxia cometissa filia quondam Maginfredus marchio" donated property to Pinerolo by charter dated 23 Jul 1075[77]. Adelaida mediated with Pope Gregory VII when King Heinrich submitted to him at Canossa in 1077, and received in return the town of Bugey for the house of Savoy[78]. "Domna Adelaida comitissa filia…cum filiis suis Petro et Amedeo" donated property to Novalesa, for the soul of "mariti sui Oddonis", by charter dated 16 Jul 1078[79]. "Adalegida cometissa filia Maginfredi marchionis et relicta quond. Oddonis idemque marchionis" donated property to the monastery at Taurini, in the presence of "domne Agnetis comitissæ, filiæ Wilelmi comitis et relictæ quondam Petri marchionis", for the souls of "Maginfredi patris, Adalrici Astensis episcopi patrui, Berthæ matris et Petri marchionis filii predictæ comitissæ Adalegidæ", by charter dated 4 Jul 1079[80]. "Adalasia comitissa cum nuru sua Agneta et filia eius Agnete" donated property to "ecclesiæ S. Mariæ…Astensis episcopatus" by charter dated 18 Jun 1089[81]. The necrology of Schaffhausen records the death "XIV Kal Jan" of "Adelheida Taurinensis comitissa"[82].
Comte Oddon & his wife had five children