Early-attested site in the Parish of Mashamshire
- Siuuartorp, Siwartorp 1086 DB
- Swarthorp' 1184 RichReg
- Smartorp' 1207 FF
- Siwardthorp 1226 FF
- Swartrups 17 TitheApportionment
This place is of interest as in it Mr T. S. Gowland has, with the aid of the Tithe Award, discovered the site of the lost DB vill. The name means 'Siward's village' from the OE pers. name Sigeweard . v. þorp .