JSS may refer to:

Military

• Joint Security Stations, components of 2007's Operation Imposing Law in Iraq
• Joint support ship, a multi-role naval vessel
• Joint Surveillance System, a USAF and FAA system for the atmospheric air defense of North America
• Protecteur-class auxiliary vessel (previously the Joint Support Ship Project), naval auxiliaries for the Royal Canadian Navy

Organizations and corporations

• Janathipathiya Samrakshana Samithy, a political party in the Indian state of Kerala
• Japan Statistical Society, a learned society in Japan
• Jönköpings SS, a Swedish swimming club
• Joyson Safety Systems, an American automotive safety systems company

Schools

• James Striar School of General Jewish Studies
• Japanese School of Suzhou, a Japanese international school in China
• JSS Academy of Higher Education & Research, an institute of higher education in Mysore, Karnataka, India
• JSS Private School, a CBSE co-educational school located in Al Safa, Dubai, United Arab Emirates
• Jurong Secondary School, a government secondary school in Taman Jurong, Singapore

Other

• Jet Stream International (airline code: JSS), a Pakistani airline
• Journal of the Siam Society, a scholarly journal published by the Siam Society in Bangkok
• "JSS" (The Walking Dead), the second episode of the sixth season of the post-apocalyptic horror television series
• Junior Solar Sprint, a competitive program for 5th-to-8th-grade students to create a small solar-powered vehicle
• Network Security Services for Java (JSS), a component of the Network Security Services collection of cryptographic computer libraries

See also

• JS (disambiguation)
• JS2 (disambiguation)

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