Spa (disambiguation)
- Aristotle
- Circuit de Spa-Francorchamps
- Day spa
- Destination spa
- Hot tub
- List of UNDP country codes
- Mineral spa
- Ministry of Defence (United Kingdom)
- Plato
- Resort
- S.P.A. (automobile)
- SPA (band)
- Sales and purchase agreement
- Saudi Press Agency
- Schools of Planning and Architecture
- Scintillation proximity assay
- Scottish Publishers Association
- Screen Producers Australia
- Sense Plan Act
- Service Prosecuting Authority
- Severn River (Maryland)
- Seychelles Port Authority
- Simple power analysis
- Single-page application
- Socialist Party of America
- Socialist Party of Australia
- Socialistische Partij Anders
- Sociedade Portuguesa de Autores
- Society for Popular Astronomy
- Società per azioni
- Socrates
- Software Publishers Association
- Sony Pictures Animation
- South Pole–Aitken basin
- Spa (Sirius XM)
- Spa (mineral water)
- Spa town
- Spa, Belgium
- Spa, County Down
- Spa, County Kerry
- Spathoglottis
- Special Protection Area
- Special power of attorney
- Spondyloarthropathy
- Sudanese Professionals Association
- Summer Performing Arts Company
- Supreme People's Assembly
- Volvo Scalable Product Architecture platform