| Hermitage Castle | |
|---|---|
| Near Newcastleton, Roxburghshire, Scotland GB grid reference NY495960 | |
 Hermitage Castle | |
| Type | First phase: motte and bailey Second phase: tower house/keep with barmkin |
| Site information | |
| Owner | Historic Scotland |
| Open to the public | Yes |
| Condition | Partially ruined |
| Site history | |
| Built | First phase: c.1240 Second phase: mid 14th century |
| Built by | First phase: Nicholas de Soulis Second phase: William Douglas, 1st Earl of Douglas |
| In use | Until 1603 |
| Materials | First phase: timber Second phase: stone |
Hermitage Castle is a semi-ruined castle in the border region of Scotland. It stands in the remote valley of the Hermitage Water, part of Liddesdale in Roxburghshire. It is under the care of Historic Scotland. The castle has a reputation, both from its history and its appearance, as one of the most sinister and atmospheric castles in Scotland.