Otto (; ; 1023 - 1057/1060) was count of Savoy from around 1051 until his death. Through marriage to Adelaide, the heiress of Ulric Manfred II, he also administered the march of Susa from around 1046 until his death.

Family

He was a younger son of Humbert the White-Handed and his wife, Ancilla of Lenzburg.

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