Thorington is a village and a civil parish in the hundred of Blything, in the Suffolk Coastal District of the English county of Suffolk. It is located around 3 miles (4.8 km) south-east of the town of Halesworth, immediately south of the village of Wenhaston. The A12 main road runs through the parish to the east of the village.
Church Farm Marshes is a nature reserve located in the parish. It consists of an area of meadow and marshland 31 hectares (77 acres) in size along a tributary of the River Blyth. The reserve is owned and managed by Suffolk Wildlife Trust and is designated as a County Wildlife Site.
Coordinates: 52°18′45″N 1°32′56″E / 52.3125°N 1.5490°E