OTTO "der Erlauchte", son of Graf LIUDOLF & his wife Oda [Billung] (-30 Nov 912, bur Gandersheim Stiftskirche). The Annalista Saxo records "Otto" as "filius Liudolfi ducis"[164]. "Hludowicus…rex" granted immunities to Kloster Gandersheim, naming "Brun et Otto nostri fideles comites…[et] Liutolf genitor eorum…[et]…Gerbirg soror eorundem comitum" by charter dated 26 Jan 877[165].Graf im Südthüringau. "Hludowicus…rex" donated property "Tennisteti et Heriki in pago Suththuringa in comitatu Ottonis" to Kloster Gandersheim by charter dated 26 Jan 877[166]. "Rihdahc" denoted property to Kloster St Maria an der Rosel, in the castle of Coblenz, by undated charter, placed in the compilation with other charters dated [981/89], subscribed by "domini Ottonis Liutolfi filius…"[167]. Graf im Eichsfeld. Emperor Arnulf confirmed an exchange including property "in pago Eichesfelden in comitatu Ottonis" between the abbot of Fulda and "Chunrado comite" on the intervention of "Ottonis…marchionis" by charter dated 28 Jan 897[168]. Lay Abbot of Hersfeld 908. He was chosen to succeed Ludwig "das Kind" [Carolingian] as king of Germany in 911, but declined on the grounds of his advanced age and recommended the election of Konrad ex-Duke of the Franconians[169]. "Chuonradus…rex" confirmed privileges to Kloster Murbach by charter dated 12 Mar 913 with the consent of "fidelium nostrorum Hathonis, Salomonis, Thiodolfi, Hildini, Einhardi, Erchangarii, Chuonradi, Hugonis, Ottonis, Heinrici, Bopponis, Udalrici, Eberhardi"[170]. Thietmar records the death of Otto on 30 Nov but does not give the year[171]. The necrology of Merseburg records the death "30 Nov" of "Oddo comes pater Heinrici regis Saxonum"[172].
m HEDWIG [Hathui], daughter of HEINRICH dux [Babenberg] & his wife Engeltrudis --- ([850/55]-24 Dec 903). "Hathwiga" is named as wife of Otto in the Annalista Saxo, which in an earlier passage records that the mother of Heinrich was the son of the sister of Adalbert [Babenberg][173].Her birth date is estimated from the birth of her third son in 876. The necrology of Fulda records the death in 903 of "Hadwih com"[174]. The necrology of Merseburg records the death "24 Dec" of "Hathuui mater Heinrici regis"[175].
Mistress (1): ---. The name of Otto's mistress is not known.
Graf Otto & his wife had [seven] children