Sena is a state constituency in Perlis, Malaysia, that has been represented in the Perlis State Legislative Assembly from 1959 to 1974 and from 1986 to present. The state constituency was created in 1958. It was first contested in 1959 and is mandated to return a single Assemblyman to the Perlis State Legislative Assembly under the first-past-the-post voting system. Since 2018, the State Assemblyman for Sena is Asrul Nizan Abd Jalil from Pakatan Harapan (PH).