W17

W17 or W-17 may refer to:


 * British NVC community W17, a woodland community in the British National Vegetation Classification system
 * Hansa-Brandenburg W.17, a German flying boat fighter
 * Mercedes-Benz 120, a prototype rear-engined car
 * Snub cube
 * Water-jugs-in-stand (hieroglyph), an Egyptian hieroglyph
 * Watkins 17, an American sailboat design
 * Wesseler W 17, an agricultural tractor
 * Williams W-17 Stinger, an American racing aircraft
 * W17 Trimaran An 17ft high performance Trimaran Designed by Mike Walters.