| Acronym | Definition |
|---|
| SWAN | Shipboard Wide Area Network |
| SWAN | Study of Women's Health Across the Nation |
| SWAN | Sleep Well At Night (term for low-risk investments) |
| SWAN | Sports Writers Association of Nigeria (sports journalism) |
| SWAN | Service Women's Action Network |
| SWAN | State-Wide Area Network (India) |
| SWAN | Syndrome Without A Name |
| SWAN | Shan Women's Action Network (Myanmar and Thailand) |
| SWAN | Servernet Wide Area Network |
| SWAN | Storage Wide Area Networking |
| SWAN | Shipwide Area Network |
| SWAN | System Wide Automated Network |
| SWAN | Structured Wireless Aware Network |
| SWAN | Students with Additional Needs (various locations) |
| SWAN | Scientific Women’s Academic Network (UK) |
| SWAN | Solar Wind ANisotropies |
| SWAN | Support Wide Area Network (US DoD) |
| SWAN | Structured Wireless Aware Network (Cisco) |
| SWAN | Secure Wide Area Network |
| SWAN | Social Work Access Network |
| SWAN | System for Wearable Audio Navigation |
| SWAN | Satellite Wide Area Network |
| SWAN | Sun Wide Area Network |
| SWAN | Smart, Hard Working, Ambitious and Nice |
| SWAN | Serial Wide Area Network |
| SWAN | System Wide Automated Network (Suburban Library System) |
| SWAN | Semantic Web Annotator |
| SWAN | Simulator for Wireless Ad-Hoc Networks |
| SWAN | System without a Name (game engine) |
| SWAN | Symantec Women's Action Network |
| SWAN | Stateless Wireless Ad-Hoc Network |
| SWAN | Society of Women Addicted to Needlework |
| SWAN | Somebody Worth Accepting Now (Phoenix, Arizona) |
| SWAN | Sacramento Wide Area Networking project |
| SWAN | Singapore Women's Auxiliary Naval Service |
| SWAN | South Western Association of Naturalists |
| SWAN | South West Artist Network |
| SWAN | SARDA Wide Area Network |