Colonel Alexander MacDonnell’s Regiment of Foot

Active1642 to 1645
ConflictsFirst Civil War
Confederate War
ColonelAlexander MacDonnell
Area RaisedAntrim
Coat Colour
Flag Colour
Flag Design
Field ArmiesMontrose 1644-5
Owen Roe O’Neill 1646

One of the three regiments of the famous Irish Brigade fighting in Scotland during the campaigns of Montrose

Service History


  • MacDonnell commissioned Colonel of foot by Owen Roe O'Neill



  • Shipped to Scotland
  • 1st September: Battle of Tippermuir - 700 men
  • 13th September: Battle of Aberdeen - 700 men


  • 2nd February: Battle of Inverlochy - 400 men under Lt. Col Laghtnan
  • May: Battle of Auldearn
  • July: Battle of Alford
  • August: Battle of Kilsyth
  • September: Battle of Philiphaugh


  • Re-constituted in Ireland?
  • June: Battle of Benburb


Coats, Flags and Equipment

Notable Officers

Alexander MacDonnell

Alexander MacDonnell was brother of Randal MacDonnell, 1st Marquis of Antrim. He remained in Ireland despite his regiment being sent to Scotland but later led the regiment in Ireland, notably at Benburb, until surrender in 1652.

Lieutenant-Colonel John Mac Donnell

Major Thomas Laghtman

Also spelt Laghtnan, led the regiment in the field in Scotland.

Officer List 1644

  • Colonel Alexander MacDonnell
  • Lt Colonel John MacDonnell
  • Major Thomas Laghtnan
  • Captain William O’Shiel
  • Captain John Reli
  • Captain Donagh O’Cahan
  • Captain Manus O’Cahan
  • Captain Cormucke Oge O’Hara
  • Captain Alexander Mac Coll
  • Captain James Mac Donnell
  • Captain Henry Mac Henry
  • Captain Patricke Mac Henry
  • Captain Randle Mac Coll Mac Randle Mac Donnell
  • Captain Donnell Crome Mac Alster
  • Captain Evar Mac Quillin
  • Captain Garrett Mac Quillin
  • Lieutenant John Hamilton
  • Lieutenant Huiston Mac Daniell
  • Lieutenant Congher Mac Henry
  • Ancient Patricke Mac Hughe
  • Sergeant Richard Mac Henry
  • Sergeant Shane Roe Mac Hugh


  • Originally 1031 men and 51 officers in sixteen companies.
  • Each of the field officers and the 1st Captain had companies of 100 men, the remaining companies were 50 strong1)
  • Said to have been 15 companies in 1646

See Also

Alexander MacDonnell's foot are re-enacted by Colonel Thomas Laghtnan's Regiment of Foote of the Sealed Knot.

1) The Battle of Benburb 1646. Clive Hollick, Mercier Press, 2011. ISBN 978 1 85635 670 1.