Nyssa may refer to:
People[edit]
- Gregory of Nyssa (335–395), 4th-century Christian bishop, theologian, and saint
- Nyssa (Doctor Who), a fictional character in Doctor WhoRemove
- Nyssa Raatko, an adversary of the DC Comics character Batman
- NYSSA (musician), Canadian singer-songwriter
Places[edit]
- Nyssa (Alexander), a town spared by Alexander the Great in his invasion of Central Asia
- Nyssa (Cappadocia), a Roman city and bishopric
- Nyssa (Caria), a Hellenistic city, Asian Turkey
- Nyssa (Lycia), an ancient city, Asian Turkey
- Nyssa, Oregon, a city in the United States
Other[edit]
- Nyssa (plant), the genus name for tupelo trees
- New York State Snowmobile Association
- New York State Sociological Association