W34 or W.34 may refer to: W34 (nuclear warhead), an American nuclear bomb Great triambic icosahedron Hansa-Brandenburg W.34, a German prototype floatplane Junkers W 34, a German transport aircraft Pinikura language Pippu Station, in Hokkaido, Japan Sh 2-37, a nebula containing the radio source W 34 Shiocton Airport, in Wisconsin, United States