| Otbert II, Margrave of Milan | |
| Noble Family: | Obertenghi |
| Father: | Otbert I, Margrave of Milan |
| Birth Date: | around 940 |
| Death Date: | after 1014 |
Otbert (Latin Otbertus, Italian Oberto;born around 940; died after 1014) was Margrave of Milan. A member of the Obertenghi family, he succeeded his father, Otbert I, as margrave after his father's death in 975, together with his brother Adalbert. He was also count of Milan, Genoa, and Bobbio. In 1002, he joined Arduin's revolt against Henry II, Holy Roman Emperor.
Otbert had the following children with Railenda, daughter of Count Riprand, and widow of Sigfred, Count of Seprio: