Akhmed Chatayev, Ahmad Shishani (, "Ахмад Шишани"; 14 July 1980 – 22 November 2017) was a Chechen Islamist, terrorist, and Islamic State leader who is thought to have been the planner of the 2016 Istanbul airport attack. He was killed in a shootout with Georgian security forces in Tbilisi on 22 November 2017.