7W

7W or 7-W may refer to:


 * Units of measurement
 * 7°W, or 7th meridian west, a longitude coordinate
 * 7 watts
 * 7 weeks
 * 7 wins, abbreviated in a Win–loss record (pitching)


 * Transportation
 * 7W, IATA code for Wind Rose Aviation
 * Ford 7W a passenger car built in the UK in the 1930s
 * Spartan 7W Executive, a model of Spartan Executive aircraft