Lumut can mean:
- Lumut, Malaysia, a coastal town in the state of Perak, Malaysia
- Lumut, Brunei, a town located in the Belait District of Brunei Darussalam
Lumut is a federal constituency in Perak, Malaysia, that has been represented in the Dewan Rakyat since 1974.
The federal constituency was created in the 1974 redistribution and is mandated to return a single member to the Dewan Rakyat under the first past the post voting system.