The following is the list of those who are reported to have served as Chief of Staff of the Irish Republican Army in the various incarnations of organisations bearing that name. Due to the clandestine nature of these organisations, this list is not definitive.
At an IRA Special Army Convention (SAC) held in Dublin on 28 December 1969, the IRA split into two factions, namely the majority Official IRA and the minority Provisional IRA.
Chiefs of Staff of the Provisional Irish Republican Army (1969–2005)[]
a.^ Some noted Irish and British historians, including Ed Moloney, author of A Secret History of the IRA, have claimed that Gerry Adams has been part of the IRA leadership. Adams has always denied IRA membership, let alone being chief of staff.[30]b.^ Although he has admitted to IRA membership he has denied ever being Chief of Staff
Chiefs of Staff of the Official Irish Republican Army (1969–present)[]
↑Aengus Ó Snodaigh, "IRA Convention meets", An Phoblacht/Republican News, 11 May 2000.
↑ 2.02.1Maryann Gialanella V, Portrait of a Revolutionary. General Richard Mulcahy and the Founding of the Irish Free State, Lexington: University of Kentucky Press, 1992. ISBN 0-8131-1791-7
↑J. Bowyer Bell, The Secret Army: The IRA, Somerset: Transaction Publishers, 1997. Magan's tenure ended with his arrest in Dublin. The IRA adjutant-general as well as members of the Army Council were also arrested. See Dáil Debates, 6 November 1957.
↑Robert W. White, Ruairí Ó Brádaigh: The Life and Politics of an Irish Revolutionary, Bloomington/Indianapolis: Indiana University Press, 2006, ISBN 0-253-34708-4, pp. 85–6.
↑Named as such by prominent republican, Owen Carron, in a letter entitled Deireadh Seachtaine John Joe McGirl, An Phoblacht/Republican News, 31 July 1997. See also: J. Bowyer Bell, The Secret Army: The IRA, Somerset: Transaction Publishers, 1997, p. 322.
↑By his own admission, see Saoirse interview Revolt in the North 1956-62. See also: Robert W. White, Ruairí Ó Brádaigh: The Life and Politics of an Irish Revolutionary, Bloomington/Indianapolis: Indiana University Press, 2006, ISBN 0-253-34708-4, p. 89.
↑Robert W. White, Ruairí Ó Brádaigh: The Life and Politics of an Irish Revolutionary, Bloomington/Indianapolis: Indiana University Press, 2006, ISBN 0-253-34708-4, p. 98.]
↑Robert W. White, Ruairí Ó Brádaigh: The Life and Politics of an Irish Revolutionary, Bloomington/Indianapolis: Indiana University Press, 2006, ISBN 0-253-34708-4, pp. 98–9, 114.]
↑Robert W. White, Ruairí Ó Brádaigh: The Life and Politics of an Irish Revolutionary, Bloomington/Indianapolis: Indiana University Press, 2006, ISBN 0-253-34708-4, pp. 114.]