| Active | 1640 to 1641 |
| 1642 to 1650 | |
| Country | Scotland |
| Allegiance | Covenanter |
| Conflicts | Second Bishops' War |
| Irish Confederate War | |
| First Civil War | |
| Second Civil War | |
| Third Civil War | |
| Type | Horse |
| Colonel | Earl of Leven |
| Lord Balgonie | |
| Duke of Hamilton | |
| Area Raised | Various |
| Flag Colour | Blue (1648) |
| Flag Design | Crown & motto |
| Field Armies | Leslie 1640-41 |
| Monro 1642-3 | |
| Leven 1643-6 | |
| Hamilton 1648 | |
| Leslie 1650 |
Later the Duke of Hamilton's Horse Guard
Covenanter Regiment of Horse raised for the Bishops' Wars then for service in England, forming part of Leven’s army then serving in the Scots New Model Army, Hamilton's Engager army and re-raised prior to Dunbar
A history of the unit is shown in Edward M. Furgol’s A Regimental History of the Covenanting Armies 1639-1651 Edinburgh, 1990. ISBN 0 85976 194 0
Leven's regiment eventually included two troops of Life Guards. The first was raised for service in Ulster, returning to join the regiment at the end of 1643, the second was raised in Scotland in December 1643 and led by Lt Col Bannatyne. Either Lifeguard troop might have been equipped with cuirassier armour. In the First Civil War the regiment were referred to as being led by Lord Balgonie.
At Preston under Hamilton, a blue cornet from the regiment was captured with a gold fringe, gold crown and motto DATE . CAESARI, ie render unto Caesar
One squadron of the regiment was armed with lances at Marston Moor.
In 1649 Leven's troop included a kettledrummer.
Lists of the regiment's officers are shown in Stuart Reid's Scots Armies of the 17th Century 1. The Army of the Covenant 1639-1651 Partizan Press 1998 ISBN 094652550 and in Stuart Reid's Scots Armies of the 17th Century 2: Scots Colours Partizan Press 1988 ISBN 094652550 1
Leven's son, often referred to as commanding the unit despite not appearing to have been an officer of the regiment.
Led Leven's Lifeguard as a Major from 1642 and led the regiment at Corbridge
Took Colonel Robert Brandling prisoner at Corbridge.