G22 may refer to:
Firearms G22 Sniper Rifle, used by the German Armed Forces Glock 22, a semi-automatic pistol Walther G22, a semi-automatic rifle
Other uses BMW 4 Series (G22), an automobile EMD G22 Series, an American diesel locomotive G22 Qingdao–Lanzhou Expressway in China Group of 22, an international forum addressing economic issues Grumman G-22 Gulfhawk II, an American aircraft G22, a fictional group in the video game Alpha Protocol G22 (Filipino girl group), a Filipino girl group