S69

S69 may refer to:
 * S69 (Long Island bus)
 * County Route S69 (Bergen County, New Jersey)
 * Expressway S69 (Poland)
 * GER Class S69, a British steam locomotive
 * HMS Auriga (S69), a submarine of the Royal Navy
 * Lincoln Airport (Montana), in Lewis and Clark County, Montana, United States
 * Ngarrindjeri language
 * Sikorsky S-69, an American experimental helicopter