SQ
SQ is an abbreviation for:
- Semi Quarter, narrow chamber for narrow shouldered horse, see Horse Saddle Western Saddle #
- Singapore Airlines ( IATA code )
- Squelch, squelch see
Sq is an abbreviation for:
- Albanian Language ( Shqip ), language code from ISO 639-1
- Squamosal, a skull bone, see Scale Leg
- Disambiguation
- Abbreviation