Changlun (Thai: จังโหลน; rtgs: Chang Lon) is a town in Kubang Pasu District, Kedah, Malaysia. The word changlun originates from Thai, Changlon (Thai: ช้างหล่น), which means "fallen elephant".
The construction of the North-South Expressway passing through Changlun has enabled the town to enjoy smooth development. The completed Changlun-Kuala Perlis Highway helps to speed up development in the town as well. With the new federal highway, motorists are able to travel to important higher education institutions, such as UUM in Sintok, KPM, KMK, KMP, UiTM Arau, UniMAP Arau and Polytechnics of Perlis. Motorists are also advised to use the toll-free federal highway for reach Langkawi via Kuala Perlis faster.
Changlun is a township in Kubang Pasu District, Kedah with population of 1506 as of 2010.
As similar to most cities in Malaysia, Changlun population comprised 694 (46.1%) Malays, 583 (38.7%) Chinese, 86 (5.7%) Indian, 28 (1.9%) other Bumiputera and others such as Siamese and 115 (7.6%) Non- Malaysian.