SSQ may refer to:
- La Sarre Airport, the IATA code for the Canadian airport
- Shell Lake Municipal Airport, the FAA code for the United States airport
- Social Science Quarterly, a peer-reviewed social science journal
- Society for Software Quality, a professional organization dedicated to the promotion of software quality
- SSQ, a 1980s synthpop band
- Ernie Haase & Signature Sound, also known as Signature Sound Quartet
- SSQ Financial Group, a Canadian financial institution