S68 may refer to: S-68, a Greenlandic sport club S68 (Long Island bus) S68 (Rhine-Ruhr S-Bahn), a commuter rail line BMW S68, an automobile engine County Route S68 (Bergen County, New Jersey) Gunaikurnai language Sikorsky S-68, an American helicopter design S68, a type of New Zealand standard school building Siemens S68, a Siemens mobile phone