| SIDP | School Improvement and Development Plan 
| Others |
| SIDP | Scuola Italiana Difesa Personale
| Others |
| SIDP | Seed Innovation Discovery Program
| Others |
| SIDP | Society of Infectious Diseases Pharmacists
| Others |
| SIDP | Spatial Interoperability Demonstration Project
| Others |
| SIDP | Sputter Ion Depth Profiling
| Others |
| SIDP | Steam Interval Data Portal
| Others |
| SIDP | Strategic Infrastructure Delivery Plan
| Others |
| SIDP | Strengthening Integration Dialogue Platforms
| Others |
| SIDP | Student Initiated Degree Program
| Others |
| SIDP | Subacute inflammatory demyelinating polyneuropathy
| Others |
| SIDP | Summer Instructional Development Project
| Others |
| SIDP | Syndicat Intercommunal du District de Porrentruy
| Others |