Mar Gewargis III, Catholicos-Patriarch of the Assyrian Church of the East (Classical Syriac: ??? ??????? ??????; born Warda Daniel Sliwa on 23 November 1941) is the current Catholicos-Patriarch of the Assyrian Church of the East.
On 18 September 2015, the Holy Synod of the Assyrian Church of the East elected Mar Gewargis Sliwa to succeed the late Mar Dinkha IV as Catholicos-Patriarch of the Assyrian Church of the East.
On 27 September 2015, he was formally consecrated and enthroned as Catholicos-Patriarch.