The 2021 Asian Men's Volleyball Championship was the twenty-first staging of the Asian Men's Volleyball Championship, a biennial international volleyball tournament organised by the Asian Volleyball Confederation (AVC) with Japan Volleyball Association (JVA). The tournament was held in Chiba and Funabashi, Japan from 12 to 19 September 2021.

The top two teams of the tournament qualified for the 2022 FIVB Volleyball Men's World Championship as the AVC representatives.