| Official Name: | Sweffling |
| Country: | England |
| Region: | East of England |
| Coordinates: | 52.223°N 1.435°W |
| Post Town: | Saxmundham |
| Postcode Area: | IP |
| Postcode District: | IP17 |
| Shire County: | Suffolk |
| Shire District: | East Suffolk |
| Constituency Westminster: | Central Suffolk and North Ipswich |
| Hide Services: | Yes |
| Population: | 187 |
| Population Ref: | (2011)[1] |
| Static Image Name: | Glemham Road,Sweffling Village Sign Telephone Box and Main St. Postbox - geograph.org.uk - 1429422.jpg |
Sweffling is a village and a civil parish in the East Suffolk district, in the county of Suffolk, England. Nearby settlements include the town of Saxmundham and the village of Rendham. In 2011 the parish had a population of 187. From 1974 to 2019 it was in Suffolk Coastal district.
The medieval church of St Mary the Virgin, restored in 1832, is a grade II* listed building.