G16 may refer to:
Vehicles , an Auk-class minesweeper of the Mexican Navy EMD G16, an American diesel locomotive Grumman G-16, an American biplane design later developed into the Grumman F4F monoplane , an N-class destroyer of the Royal Dutch Navy LSWR G16 class, a British steam locomotive
Other uses Canon PowerShot G16, a digital camera County Route G16 (California) G16 Dandong–Xilinhot Expressway in China Suzuki G16 engine, an automobile engine