Colonel Manus Roe O’ Cahan’s Regiment of Foot

ConflictsIrish Confederate War
ColonelManus RoeO’ Cahan
Area RaisedUlster
Coat Colour
Flag Colour
Flag Design
Field Armies

Ulster Irish Confederate foot fighting at the Brack of Gelvin in 1642

Service History


  • May: Battle at the Brack of Gelvin


An account of the Brack of Gelvin is available online at One Last Effort The deposition of Brian Modder McHenry O'Cahan states that “On or about 5th or 6th January 1642, Irish forces under command of James McColl McDonnell, John Mortimer, Colonel Manus Roe O'Cahan, Gilduffe O'Cahan and Brian Modder McHenry marched on the town and castle of Dunluce … .”

Coats, Flags & Equipment

Notable Officers

Manus Roe O’ Cahan

Officer List

Brack of Gelvin 1642

  • Col. Manus Roe O’Cahan 200
  • Capt Brian O’Cahan 300
  • Capt Aveny McGory 100
  • Capt Galleglasse O’Cahan 100
  • Capt Rory Rent O’Cahan 150
  • Gory O’Cahan 100
  • Brian Carragh 150
  • Caul O’Neale 150
  • Con O’Gormley 100


As above, note some companies may not have been formally part of the regiment.

See Also