W29

W29 may refer to:
 * W29 (nuclear warhead)
 * Bay Bridge Airport, in Stevensville, Maryland
 * Hansa-Brandenburg W.29, a 1918 German floatplane fighter
 * Mercedes-Benz W29, a German grand touring car
 * SS W 29, a British dredging ship
 * Watkins 29, an American sailboat design