Al-Kauthar Mosque

The Al-Kauthar Mosque (), also known as Masjid Besar Tawau, is a Sunni mosque, located in Tawau, Sabah, Malaysia.

Overview Built in 1997 and completed in 2002, it is the largest mosque in the state of Sabah, with a capacity that can accommodate from 16,000 to 17,000 worshippers. The mosque was opened in 2004, officiated by the Yang di-Pertuan Agong at the time, Syed Sirajuddin Tuanku Syed Putra Jamalullail.