S14

S14 may refer to:

Aircraft

 * Fokker S.14 Machtrainer, a Dutch jet trainer
 * Letov Š-14, a Czechoslovakian fighter
 * Rans S-14 Airaile, an American civil utility aircraft
 * Short S.14 Sarafrand, a British biplane flying boat
 * Sikorsky S-14, a Russian aircraft design proposal

Automobiles

 * BMW S14, an automobile engine
 * Nissan Silvia (S14), a Japanese sports car
 * Nissan 240SX (S14), a sports car sold in North America

Lines

 * S14 (St. Gallen S-Bahn), in Thurgau, Switzerland
 * S14 (ZVV), in Zürich and Zug, Switzerland
 * Line S14 (Milan suburban railway service)

Locomotives

 * LSWR S14 class, a steam locomotive

Stations

 * Aratama-bashi Station, in Mizuho-ku, Nagoya, Aichi Prefecture, Japan
 * Gakuen-Toshi Station, in Kobe, Hyōgo Prefecture, Japan
 * Iyo-Shirataki Station, in Ōzu, Ehime Prefecture, Japan
 * Minami-Otaru Station, in Otaru, Hokkaido, Japan
 * Nishi-Nagahori Station, in Nishi-ku, Osaka, Japan
 * Nishi-ojima Station, in Kōtō, Tokyo, Japan

Roads

 * Expressway S14 (Poland)
 * County Route S14 (California), United States

Science

 * 40S ribosomal protein S14
 * British NVC community S14, a swamps and tall-herb fens community in the British National Vegetation Classification system
 * S14: Keep away from ... (incompatible materials to be indicated by the manufacturer), a safety phrase
 * S14, a star orbiting Sagittarius A*

Vessels

 * BRAZILIAN SUBMARINE Ceará
 * HMCS Raccoon (S14), an armed yacht of the Royal Canadian Navy
 * HMS Onslaught (S14), a submarine of the Royal Navy
 * SMS S14 (1912), a torpedo boat of the Imperial German Navy
 * USS S-14 (SS-119), a submarine of the United States Navy

Other uses

 * S14 (classification), a Paralympic swimming disability classification for intellectually disabled athletes
 * S14 (Ukrainian group), a radical nationalist group in Ukraine
 * S14, a postcode district in Sheffield, England