Sembrong is a federal constituency in Kluang District, Johor, Malaysia, that has been represented in the Dewan Rakyat since 2004.
The federal constituency was created from parts of the Kluang constituency in the 2003 redistribution and is mandated to return a single member to the Dewan Rakyat under the first past the post voting system.
As of 2020, Sembrong has a population of 63,621 people.
According to the gazette issued on 31 October 2022, the Sembrong constituency has a total of 29 polling districts.