JSI may refer to: * Japan Science Institute, now IBM Research – Tokyo, a Japanese research lab * John Shea Insurance Canada Cup Qualifier, a former Canadian curling bonspiel * John Snow, Inc, an American public health research and consulting firm * Skiathos Island National Airport, in Greece *

Jožef Stefan Institute The Jožef Stefan Institute (JSI) () is the largest research institute in Slovenia. The main research areas are physics, chemistry, molecular biology, biotechnology, information technologies, physics, reactor physics, energy and Natural environm ...

, a scientific institute located in Ljubljana, Slovenia

See also