Jamiatul Falah Mosque or Baitul Falah (Bengali: জমিয়াতুল ফালাহ) is the largest mosque in Chittagong, Bangladesh, able to hold 5,000 worshipers.

[citation needed] It is located on the south side of WASA Square.

To the east of the mosque is a large eidgah that is commonly the location of two of the three largest Eid al-Fitr and Eid al-Adha gatherings in the city.

[citation needed] As of 2021, the khatib of the mosque is Syed Mohammad Abu Taleb Alauddin Al-Kaderi.

This article about a mosque or other Islamic place of worship in Bangladesh is a stub.