Grayson's Additional Continental Regiment
Grayson's Additional Continental Regiment was an American infantry regiment that served in the Continental Army during the Revolutionary War from 1777 until its consolidation in 1779.
Last updated August 26, 2026
Overview
Grayson's Additional Continental Regiment was an infantry unit of the Continental Army during the American Revolutionary War. It was authorized on 10 January 1777 as one of the Additional Continental Regiments created to strengthen the Continental Army and to place capable officers directly under the authority of General George Washington. Unlike the state regiments raised under earlier arrangements, the Additional Regiments were Continental formations rather than units controlled primarily by individual states. The regiment was raised by Colonel William Grayson, a Virginian and former aide to Washington. Recruitment took place chiefly in northern Virginia and adjoining parts of Maryland, with the unit drawing soldiers from Virginia, Maryland, and Delaware. It was organized as a nine-company regiment and assembled at Philadelphia in the spring of 1777. On 22 May it was assigned to the 4th Virginia Brigade under Brigadier General Charles Scott, within the main Continental Army. The regiment took part in operations in northern New Jersey during the early campaigning of 1777. It subsequently fought in the Philadelphia Campaign, including the Battle of Brandywine on 11 September 1777 and the Battle of Germantown on 4 October. At Brandywine, the regiment served in Scott's Brigade as part of Adam Stephen's Division. The division resisted British and Hessian pressure for a time but was eventually forced to withdraw after the American position became exposed. At Germantown, Scott's Brigade advanced with Nathanael Greene's wing, although confusion, poor visibility, delayed movements, and a friendly-fire incident contributed to the failure of the American attack. During the winter at Valley Forge, the regiment remained listed in Scott's Brigade. Its principal officers included William Grayson, Lieutenant Colonel Leven Powell, and Major John Thornton. At the Battle of Monmouth on 28 June 1778, Grayson temporarily commanded the 4th Virginia Brigade while Scott led a separate task force. The brigade was consequently referred to as Grayson's Detachment. The detachment formed part of Charles Lee's advance guard, participated in the initial skirmishing, and later withdrew under pressure from the advancing British army. Its movements occurred amid the wider confusion surrounding Lee's retreat and Washington's subsequent effort to establish a defensive line. The regiment transferred to the 3rd Virginia Brigade on 22 July 1778 while remaining part of the main army. In November, the surviving personnel of Thruston's Additional Continental Regiment were attached to it. The regiment ceased to exist as an independent formation on 22 April 1779, when it and Thruston's regiment were consolidated with Gist's Additional Continental Regiment. The resulting eight-company regiment later served at Charleston and was captured during the British siege on 12 May 1780. Grayson's regiment therefore survives primarily as a historical military unit rather than as a continuing commercial brand or organization.
History
The regiment's creation belonged to a major Continental Army reorganization undertaken during the Revolutionary War. On 27 December 1776, the Second Continental Congress authorized a group of Additional Continental Regiments, together with new artillery, cavalry, and engineering capabilities. Washington supported the arrangement because he believed that state political considerations were limiting the advancement of able officers. The Additional Regiments were consequently placed directly under the Continental command structure rather than being subordinated to individual state governments. Grayson's regiment was formally authorized on 10 January 1777 and allocated to Virginia. William Grayson, who had served as one of Washington's aides, received command as colonel. He recruited in northern Virginia and nearby Maryland, where connections to prominent Virginia officers helped him attract soldiers. The regiment contained nine companies and assembled at Philadelphia during the spring. On 22 May it joined Charles Scott's 4th Virginia Brigade, alongside several Virginia regiments and Patton's Additional Continental Regiment. Its first recorded field service occurred during the skirmishing in northern New Jersey in late spring and early summer 1777. The regiment then accompanied the main army during the British campaign against Philadelphia. At Brandywine, Scott's Brigade operated in Adam Stephen's Division. The American right wing attempted to contain a large British maneuver toward the rear of the American position. Stephen's troops initially held wooded ground and engaged British light infantry and Hessian jägers, but the collapse of neighboring American positions exposed the brigade. Scott's Virginians eventually retreated after sustained fighting, and British forces captured two American guns whose crews had defended them stubbornly. At Germantown, the regiment again served with Scott's Brigade in Stephen's Division, attached to Greene's wing. The American plan required multiple coordinated attacks against the British position, but the advance was disrupted by fog, delayed formations, uncertain communication, and friendly fire. The resulting confusion prevented the American columns from maintaining momentum. Although the regiment's individual movements are not always separately recorded, it formed part of the brigade and division involved in the unsuccessful attack. The unit spent the winter of 1777–1778 at Valley Forge. Its listed field officers were Grayson, Leven Powell, and John Thornton. At Monmouth in June 1778, Charles Scott was assigned to a separate detachment, leaving Grayson in command of the 4th Virginia Brigade. The formation became known as Grayson's Detachment and included Grayson's Regiment, a composite group from the 4th, 8th, and 12th Virginia Regiments, Patton's Additional Regiment, and a two-gun artillery company. Serving in Lee's advance guard, it encountered opposing troops during the morning advance. The detachment was ordered forward and later directed to withdraw as British strength became clear. Its retreat was part of the larger breakdown in Lee's forward movement, which Washington encountered while riding toward the battlefield. The regiment moved to the 3rd Virginia Brigade on 22 July 1778. On 15 November, personnel from Thruston's Additional Continental Regiment were attached to it. The independent regiment ended on 22 April 1779, when it and Thruston's unit were merged into Gist's Additional Continental Regiment and reorganized into an eight-company formation. The consolidated regiment was eventually captured at Charleston on 12 May 1780 during the British siege. Grayson's Additional Continental Regiment thus had a short operational life of approximately two years and three months, ending through consolidation rather than through a separate formal battlefield destruction.
- 1779Consolidated with Gist's Additional Continental Regiment
On 22 April, Grayson's and Thruston's regiments were absorbed into Gist's Additional Continental Regiment and reorganized.
- 1778Battle of Monmouth
On 28 June, the regiment formed part of Grayson's Detachment and served in the advance guard during the confused opening phase of the battle.
- 1778Transferred to the 3rd Virginia Brigade
The regiment changed brigade assignment on 22 July while remaining in the Continental main army.
- 1777Regiment authorized and raised
On 10 January, Grayson's regiment was authorized. William Grayson recruited the unit in Virginia and nearby Maryland, and it assembled at Philadelphia in the spring.
- 1777Assigned to the 4th Virginia Brigade
On 22 May, the regiment joined Charles Scott's 4th Virginia Brigade in the Continental main army.
- 1777Battle of Brandywine
The regiment fought on 11 September as part of Scott's Brigade in Adam Stephen's Division during the British campaign against Philadelphia.
- 1777Battle of Germantown
On 4 October, the regiment participated in the American attack on the British position as part of Greene's wing.
- 1776Congress authorizes the Additional Continental Regiment program
The Second Continental Congress approved a wider military expansion that included Additional Continental Regiments placed directly under Continental authority.
Products and positioning
A directly controlled Continental Army infantry formation created to expand Washington's field army and provide command opportunities for officers outside state-controlled military structures.
Marketing campaigns
- 1778Monmouth Campaign
New Jersey
The regiment served in Grayson's Detachment during the opening movements of the Battle of Monmouth and the subsequent American withdrawal and reorganization.
Outcome. The American army maintained the field after the battle, although the regiment's detachment was involved in the confused retreat from the initial advance.
- 1777Northern New Jersey operations
Northern New Jersey
The regiment participated in skirmishing and field operations in northern New Jersey during the late spring and early summer of 1777 as part of the Continental main army.
Outcome. The operations formed part of the Continental Army's continuing maneuvering against British forces in the region.
- 1777Philadelphia Campaign
Pennsylvania
Grayson's regiment took part in the Continental Army's defense during the British advance toward Philadelphia, including the battles of Brandywine and Germantown.
Outcome. British forces occupied Philadelphia, while the Continental Army withdrew and later entered winter quarters at Valley Forge.
Brand decisions
- 1779Consolidation into Gist's Additional Continental RegimentM&A
The regiment and the remaining personnel of Thruston's Additional Continental Regiment were reorganized after their period of service with the main army.
What changed. On 22 April, both formations were merged into Gist's Additional Continental Regiment, which was reorganized with eight companies.
Aftermath. Grayson's regiment ceased to exist as an independent unit. The consolidated regiment later surrendered at Charleston in 1780.
- 1777Creation of a directly controlled Continental formationStrategy
Washington sought additional units and greater access to officers whose advancement could be constrained by state-level political considerations.
What changed. Congress authorized Additional Continental Regiments, including Grayson's unit, under the direct control of the Continental Army's commander.
Aftermath. The regiment served with the main army in several major engagements but was later consolidated as manpower and organizational needs changed.
Leadership
| Name | Title | Tenure |
|---|---|---|
| William Grayson | Colonel and commanderformer | 1777–1779 |
| John Thornton | Majorformer | — |
| Leven Powell | Lieutenant colonelformer | — |
Sources
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