Agat or AGAT may refer to:Agat, Burma, a village in Ayeyarwady Region, Burma Agat, Eritrea, a railway station in Eritrea Agat, Guam, a village in Guam Agat (computer), Soviet 8-bit computer Agat, Russian masculine first name JW Agat, a unit of the Polish Special Forces AGAT, an abbreviation for arginine:glycine amidinotransferase, an enzyme AGAT, an abbreviation for O-6-methylguanine-DNA methyltransferase, a protein