S75

S75 may refer to:
 * S75 (Berlin), a S-Bahn line
 * Daihatsu Hijet (S75), a Japanese van
 * INS Leviathan (S75), a submarine of the Israeli Navy
 * S-75 Dvina, a Soviet surface-to-air missile
 * Savoia-Marchetti SM.75 Marsupiale, an Italian transport aircraft
 * Sikorsky S-75, an American prototype helicopter
 * S75, a postcode district for Barnsley, England