Unadilla may refer to:
Places in the United States
Settled places:
- Unadilla, Georgia, city in Dooly County
- Unadilla, Nebraska, village in Otoe County
- In Otsego County, New York:
- Unadilla, New York, town
- Unadilla (village), New York, in the eponymous town
- Unadilla Forks, New York, a hamlet
- Unadilla Township, Michigan, in Livingston County
Other geographical features:
- Unadilla River, in New York state
- Unadilla, California, former settlement in Kern County
Other uses
- Unadilla (moth), a genus of snout moths in subfamily Phycitinae