| Active | 1644 to 1645 |
| Country | England |
| Allegiance | Parliamentarian |
| Conflicts | First Civil War |
| Type | Horse |
| Colonel | Francis Russell |
| Bartholomew Vermuyden | |
| Charles Fleetwood | |
| Area Raised | East Anglia |
| Flag Colour | Red |
| Blue | |
| Flag Design | some known |
| Field Armies | Manchester 1643-5 |
Later Colonel Bartholomew Vermuyden’s Regiment of Horse, then Colonel Charles Fleetwood’s Regiment of Horse
Parliamentarian regiment of horse of the Eastern Association fighting at Marston Moor and joining the New Model Army in 1645
Colonel Russell's cornet was red with a red and white fringe and a yellow scroll with the motto THROUGH GOD WE SHALL DOE VALIANTLY1).
Colonel Fleetwood's cornet was blue with a blue and yellow fringe, it showed an arm wielding a sword emerging from a cloud and the motto on a scroll GOD IS MY STRENGTH2).
A list of the regiment’s officers is shown in Laurence Spring’s Regiments of the Eastern Association3)
Francis Russell's troop was raised in October 1643 as part of the Earl of Essex's regiment.
Only briefly commanded by Vermuyden, who led his own regiment in the Eastern Association, Colonel Bartholomew Vermuyden’s Regiment of Horse.
Charles Fleetwood originally served in the Earl of Essex’s Lifeguard Troop of Horse before commanding a troop in Essex's army. By March 1644 he was commanding this regiment and took it into the New Model Army in 1645.