SIQ
| Acronym | Definition |
|---|---|
| SIQ | Speech Interaction Queue |
| SIQ | Synchronous Input Queue |
| SIQ | Sample in Question |
| SIQ | Software Input Queue |
| SIQ | Server Index Query |
| SIQ | Single Input Queued |
| SIQ | Sick In Quarters (US miltary) |
| SIQ | Swedish Institute for Quality (technology transfer) |
| SIQ | Sport Imagery Questionnaire |
| SIQ | Single Input Queue (IBM) |
| SIQ | Sensational Interests Questionnaire (sadistic personality disorder) |
| SIQ | Service Immigration du Québec (French: Quebec Immigration Service; Canada) |
| SIQ | Super Italian Quakers (car racing video game) |