ISWP
| Acronym | Definition |
|---|---|
| ISWP | Institute for the Study of World Politics |
| ISWP | Inland Surface Waters Plan (California State Water Resources Control Board) |
| ISWP | Illinois State Writing Project |
| ISWP | Indian Steel and Wire Products Limited (est. 1920) |
| ISWP | Intercollegiate Stroke Working Party (UK) |