Masjid Jamek Haji Saad (GPS: 5.37844, 100.46467) is a mosque in the village of Tanah Liat, in Bukit Mertajam. It is located along Jalan Abdul Kadir (also known as Jalan Tanah Liat). The mosque has a main prayer hall with a hip roof topped with a cup-shaped dome, and a two-storey auxiliary building topped with an onion dome.