7S

7S may refer to :
* American airline Arctic Transportation Services IATA code

7s, 7's or 7"s may refer to :
* Canon EOS 7s, a 2004 35 mm film single-lens reflex camera
* Intergalactic Sonic 7″s, a 2002 album by punk influenced band Ash
* Middlesex 7s, a rugby union sevens tournament
* The National Schools 7's, a rugby union sevens tournament