Bukit Mertajam (بوكيت مرتاجم) is the administrative centre of the city of Seberang Perai in Penang, Malaysia. It also serves as the seat of the Central Seberang Perai District. As of 2010, Bukit Mertajam (core) contains a total of 13,097 residents.Whilst founded in the 19th century as an agricultural area, Bukit Mertajam also evolved into a transportation hub, following the completion of a railway line towards Perai at the end of the century. To this day, its railway station remains a major Malayan Railway station within Seberang Perai.
Bukit Mertajam is also well known for its Catholic congregation, which is centred at the St. Anne's Church. The church is one of the focal locations within Southeast Asia for the annual Novena celebrations.