Grim's Ditch

For other uses, see Grim's Ditch (disambiguation).
Grim's Ditch with bluebells, near Mongewell in Oxfordshire
Grim's Ditch footpath sign near Nuffield Church, Nuffield, Oxfordshire

Grim's Ditch, Grim's Dyke (also Grimsdyke or Grimes Dike in derivative names) or Grim's Bank is a name shared by a number of prehistoric bank and ditch linear earthworks across England. They are of different dates and may have had different functions.