1) Act announcer 2) Act as a master of ceremonies 3) Act introducer 4) Act opener 5) Alex Trebek 6) Allen or Griffin 7) And now sayer 8) Anne Robinson 9) Any game show host 10) Award show VIP 11) Awards honcho 12) Awards host 13) Awards night figure 14) Awards night host 15) Awards show host 16) Awards show mic holder Found on https://www.crosswordclues.com/clue/emcee