Assyrian Church may refer to:
Chaldean Catholic Church, an Eastern Christian church founded by and composed of ethnic Assyrians entered into communion with Rome
Assyrian Church of the East, an Eastern Christian church
Ancient Church of the East, an Eastern Christian denomination founded in 1968
Syriac Orthodox Church, an Eastern Christian church
Syriac Catholic Church, an Eastern Christian church
Assyrian Evangelical Church, a Presbyterian church in the Middle East
Assyrian Pentecostal Church, a Reformed Eastern Christian denomination
Russian Ecclesiastical Mission in Urmia, a Russian Orthodox mission to ethnic Assyrians