| Abbreviation | Definition |
|---|---|
| IODS | Ipswich Operatic & Dramatic Society |
| IPAC | Indio Performing Arts Center |
| IPAG | Integrated Performing Arts Guild |
| IPAI | International Performing Arts Institute |
| IPAM | Indonesia Performing Arts Mart |
| IPM | International Players Movement |
| IPTN | International Playback Theatre Network |
| ISEA | International Symposium on Electronic Art |
| ISFF | International Student Film Festival |
| ISPA | Intenational Society for the Performing Arts |
| ISPA | International Society for the Performing Arts |
| ISTD | Imperial Society of Teachers of Dancing |
| IUDK | Impresariaat Uit de Kunst |
| IWNM | Isaac William Nesta Misik |
| IWT | Impact World Tour |
| JA | Junky Artist |
| JAFO | Just As Funny Offstage |
| JAMD | Jerusalem Academy of Music and Dance |
| JAPA | Junior Academy for the Performing Arts |
| JAPAC | John Armstrong Performing Arts Center |