Sibu is a federal constituency in Sibu Division (Sibu District) and Mukah Division (Matu District), Sarawak, Malaysia, that has been represented in the Dewan Rakyat since 1978.
The federal constituency was created in the 1977 redistribution and is mandated to return a single member to the Dewan Rakyat under the first past the post voting system.
https://ge15.orientaldaily.com.my/seats/sarawak/p As of 2020, Sibu has a population of 141,574 people.
According to the gazette issued on 31 October 2022, the Sibu constituency has a total of 32 polling districts.