Seavington St Mary is a village and civil parish in Somerset, England. It is situated next to the village of Seavington St Michael, about 3 miles (4.8 km) east of Ilminster, within the South Somerset district and had a population of 384 inhabitants at the 2011 census.

Seavington St Michael is a village and civil parish in Somerset, England. It is situated next to the village of Seavington St Mary, about 3 miles (4.8 km) east of Ilminster, within the South Somerset district. It lies in a hollow within a larger area of low-lying hills and valleys running broadly east-west. A part of the South Petherton Hundred, originally the area included seven settlements which have gradually merged or vanished, but were the origin of the "Seavington" part of the village name.