W14 may refer to:

British NVC community W14, a woodland community in the British National Vegetation Classification system Cierva W.14 Skeeter, a helicopter London Buses route W14 McCormick W-14, a farm tractor Mercedes W14, a Formula One car Nhanda language Rhombicosidodecahedron Route W14 (WMATA), a bus route in Maryland Thunderbird W-14, an American civil transport plane W14, a postcode district in London, England