- Dallington, Rother District, East Sussex
- Danehill, Wealden District, East Sussex
- Danny, near Hurstpierpoint, West Sussex
- Dean, The hundred of
- Denton, Newhaven, East Sussex
- Didling, Chichester District, West Sussex
- Ditchling, Lewes District, East Sussex
- Donnington, Chichester District, West Sussex
- Dumpford, The hundred of
- Duncton, Chichester District, West Sussex
- Dureford Abbey, Rogate, West Sussex
- Durrington, Worthing District, West Sussex
