Editing New Model Army (section)

===Original order of battle===
The order of battle was as follows:{{Sfn|Lipscombe|2020|p=349}}
{| class="wikitable"
|-
! Type
! Colonel
! Origin
! Notes
|-
| style="text-align:center;"| Horse
| Sir Thomas Fairfax's Regiment
| Army of the [[Eastern Association]]
| Formerly part of [[Oliver Cromwell]]'s double regiment of '[[Ironside (cavalry)|Ironsides]]'. Sir Thomas Fairfax's Lifeguard (formerly the Earl of Essex's Lifeguard troop) formed extra senior troop.
|-
| style="text-align:center;"| Horse
| [[Edward Whalley]]'s Regiment
| Army of the Eastern Association
| Formerly part of Oliver Cromwell's double regiment of 'Ironsides'. [[Richard Baxter]] served as chaplain July 1645 – July 1646.
|-
| style="text-align:center;"| Horse
| [[Charles Fleetwood]]'s Regiment
| Army of the Eastern Association
| Said to have many Independents in its ranks
|-
| style="text-align:center;"| Horse
| [[Nathaniel Rich (soldier)|Nathaniel Rich]]'s Regiment
| Army of the Eastern Association
| Formerly the [[Edward Montagu, 2nd Earl of Manchester|Earl of Manchester]]'s Regiment. Originally intended for [[Algernon Sydney]], who declined the appointment due to health concerns. Rich had earlier been rejected by the Commons for a colonelcy.<ref name="JotHoC">{{citation|title=Die Veneris, Februarii 28, 1644|work= Journal of the House of Commons|volume= 4 1644–1646 |location=London|date= 1802|pages= 64–65|via=British History Online|url= http://www.british-history.ac.uk/commons-jrnl/vol4/pp64-65 |access-date=28 May 2016}}</ref>
|-
| style="text-align:center;"| Horse
| [[Bartholomew Vermuyden]]'s Regiment
| Army of the Eastern Association
| Taken over by Oliver Cromwell after Naseby. Vermuyden, one of the last non-English regimental commanders, resigned in July 1645.
|-
| style="text-align:center;"| Horse
| Richard Graves' Regiment
| Army of the Earl of Essex
| Formerly the Earl of Essex's Regiment. After June 1647, it was commanded by [[Adrian Scrope]]. It was disbanded after 1649 Leveller Mutiny at Burford.
|-
| style="text-align:center;"| Horse
| Sir Robert Pye's Regiment
| Army of the Earl of Essex
| Originally intended for Nathaniel Rich, whose nomination was the only colonelcy rejected by the Commons, though he later received a commission when [[Algernon Sydney]] declined his nomination. Pye replaced by Matthew Tomlinson in 1647.
|-
| style="text-align:center;"| Horse
| Thomas Sheffield's Regiment
| Army of the Earl of Essex
| Sheffield replaced by [[Thomas Harrison (soldier)|Thomas Harrison]] in 1647
|-
| style="text-align:center;"| Horse
| John Butler's Regiment
| Army of the Southern Association
| Originally intended for [[John Middleton, 1st Earl of Middleton|John Middleton]], who declined so he could serve in Scotland against the [[James Graham, 1st Marquess of Montrose|Earl of Montrose]]. Butler replaced by [[Thomas Horton (soldier)|Thomas Horton]] in 1647
|-
| style="text-align:center;"| Horse
| [[Henry Ireton]]'s Regiment{{refn|group=tablenote|name=House of Lords}}
| Army of the Southern Association
|
|-
| style="text-align:center;"| Horse
| [[Edward Rossiter]]'s Regiment
| Newly raised
| Originally intended to serve in [[Lincolnshire]]. Rossiter was replaced by [[Philip Twisleton]] in 1647
|-
| style="text-align:center;"| Dragoons
| [[John Okey]]'s Regiment{{refn|group=tablenote|name=House of Lords}}
| Mixed
| Later converted to a regiment of Horse
|-
| style="text-align:center;"| Foot
| Sir Thomas Fairfax's Regiment
| Army of the Earl of Essex
| Originally the Earl of Essex's Regiment but contained some companies from the Eastern Association
|-
| style="text-align:center;"| Foot
| [[Robert Hammond (English army officer)|Robert Hammond]]'s Regiment
| Army of the Eastern Association
| Originally intended for [[Lawrence Crawford (soldier)|Lawrence Crawford]], who refused to serve in the New Model Army
|-
| style="text-align:center;"| Foot
| [[Edward Montagu, 1st Earl of Sandwich|Edward Montagu]]'s Regiment{{refn|group=tablenote|name=House of Lords}}
| Army of the Eastern Association
| Montague withdrew from the Army when he was elected MP for Huntingdonshire in October 1645. Replaced by [[John Lambert (general)|John Lambert]].
|-
| style="text-align:center;"| Foot
| [[John Pickering (soldier)|John Pickering's]] Regiment{{refn|group=tablenote|name=House of Commons}}
| Army of the Eastern Association
| Pickering died of an illness at Antre and was replaced by [[John Hewson (regicide)|John Hewson]] in December 1646.
|-
| style="text-align:center;"| Foot
| [[Thomas Rainsborough]]'s Regiment{{refn|group=tablenote|name=House of Commons}}
| Army of the Eastern Association
| Originally intended for Colonel Ayloff, who refused to serve in New Model Army.
|-
| style="text-align:center;"| Foot
| Sir [[Philip Skippon]]'s Regiment
| Army of the Earl of Essex
|
|-
| style="text-align:center;"| Foot
| Richard Fortescue's Regiment
| Army of the Earl of Essex
| Fortescue replaced by [[John Barkstead]] in 1647. This regiment suffered the deaths of three successive lieutenant colonels in battle. It was unusual for such high-ranking officers to die.
|-
| style="text-align:center;"| Foot
| Edward Harley's Regiment
| Army of the Earl of Essex
| Originally intended for Colonel Harry Barclay, a Scottish colonel. Harley did not serve in 1645, as he was still recovering from wounds. Lieutenant Colonel [[Thomas Pride]] commanded in his absence, and succeeded to command in 1647.
|-
| style="text-align:center;"| Foot
| [[Richard Ingoldsby]]'s Regiment
| Army of the Earl of Essex
|
|-
| style="text-align:center;"| Foot
| Walter Lloyd's Regiment
| Army of the Earl of Essex
| Originally intended for Colonel Edward Aldrich, who refused to command this particular regiment because it was composed of soldiers from many different precursor regiments. Lloyd died in battle in June 1645 and was replaced by William Herbert, who was in turn replaced by [[Robert Overton]] in 1647.
|-
| style="text-align:center;"| Foot
| [[Hardress Waller]]'s Regiment
| Army of the Southern Association
| Originally intended for Scottish colonel [[James Holborne of Menstrie#Major General Sir James Holborne in the Civil War|James Holborne]]
|-
| style="text-align:center;"| Foot
| Ralph Weldon's Regiment
| Army of the Southern Association
| Originally the "Kentish Regiment". Weldon was replaced by [[Robert Lilburne]] in spring 1646 when Weldon was appointed governor of [[Plymouth]]. Weldon's Lieutenant Colonel, Nicholas Kempson, was passed over for promotion and undermined Lilburne's command.
|}

{{reflist|group=tablenote|refs=
{{refn|group=tablenote|name=House of Lords|a significant effort by the House of Lords to block appointment.}}
{{refn|group=tablenote|name=House of Commons|a significant effort by the House of Commons to block appointment.}}
}}