SNY may refer to:
- SportsNet New York, a regional sports television network based in New York City
- SNY, the NYSE ticker symbol for Sanofi-Aventis, formerly the symbol for Sanofi-Synthelabo
- Sny, an abbreviation for Sony
- Sny, a 1993 Russian film
- Sny River, which runs through Illinois and Missouri
- Sny Magill Creek, a large trout stream runs through Iowa
- IATA airport code for Sidney Municipal Airport in Nebraska, USA.