| Parson's Brook | |
| Source1 Location: | Barns Green, Itchingfield |
| Mouth: | River Adur |
| Mouth Coordinates: | 51.0038°N -0.4057°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | United Kingdom |
| Subdivision Type2: | County |
| Subdivision Name2: | West Sussex |
| Subdivision Type3: | District |
| Subdivision Name3: | Horsham District |
Parson's Brook is a minor river (brook) located in the Horsham District of West Sussex, England. It is a tributary to the River Adur.[1]
The brook rises in the hamlet of Barns Green, in the civil parish of Itchingfield,[2] and flows south-west, passing multiple farmsteads, before flowing north-west around Brooks Green in the civil parish of Shipley, after which the brook flows into the River Adur.[1]