The Electoral district of Mandurang was an electoral district of the Victorian Legislative Assembly (Australia), based in north central Victoria around, but not including, the town of Bendigo (then known as Sandhurst).

The district was defined as: Bounded on the north by the Murray; on the east by the Campaspe; on the south by the Myrtle Creek and the northern boundary of Maldon, and on the west by the River Loddon, excluding the parish of Tarnagulla and the electoral district of Sandhurst[1]The district of Mandurang was created in the expansion of the Legislative Assembly in 1859[1] and abolished in the redistribution of 1904.

Initially two members were returned, an additional member was added from 1877.

After the 1889 electoral re-distribution where Sandhurst South and 40 other districts were created by the Electoral Act Amendment Act 1888,[2] Mandurang reverted to one member.