SIAF
| Acronym | Definition |
|---|---|
| SIAF | Slovak International Air Fest (Slovakia) |
| SIAF | Shareware Industry Awards Foundation |
| SIAF | Submissive Introverted Abstract Feeler (Jung personality type indicator) |
| SIAF | Sistema Administrativo y Financiero (Guatemala) |
| SIAF | Small Independent Action Force |
| SIAF | Standard Indirect Allowance Factor |
| SIAF | Satellite Independent Adaptation Function |