Lebuh Aceh Mosque is a 19th-century mosque built by the Acehnese situated on Aceh Street, George Town, Penang, Malaysia. Next to the mosque lay the cemetery of the mosque's original benefactor, Tengku Syed Hussain Al-Aidid and members of his family. The houses surrounding the mosque today is part of the original Muslim settlement of the mid 19th century.
Another interesting mosque in Georgetown area that are open to visitors is the Kapitan Keling Mosque. The Acheh Street Mosque was built in 1808 on land donated by an Achenese aristocrat, Tengku Syed Hussain Al-Aidid. It all began in 1792 when Tengku Syed Hussain opened a Muslim settlement in the area near Lebuh Acheh. Over the following years, this settlement became the centre of Islamic studies in Pulau Pinang, frequented by traders from the surrounding Malay archipelago, Arab and India.