| Active | 1644 |
| Country | England |
| Allegiance | Royalist |
| Conflicts | First Civil War |
| Type | Horse |
| Colonel | Lord Mansfield |
| Area Raised | |
| Flag Colour | |
| Flag Design | |
| Field Armies | Newcastle 1644 |
Royalist regiment of horse serving in the Marquis of Newcastle’s army in 1644
Charles Cavendish, Viscount Mansfield was the eldest son and heir of the Marquis of Newcastle.