Chief of Staff (Irish Defence Forces)

The Chief of Staff is charged with the executive management Irish Defence Forces and holds the rank of Lieutenant General. The role is assigned authority and responsibility by the Minister of Defence, and is responsible for planning and public relations in particular. The office of the Chief of Staff (COS) consists of his personal staff, a strategic planning office and a public relations section.

List of Chiefs of Staff

 * 12 August 2013 - Present Conor O’Boyle
 * 9 June 2010 - 12 August 2013 Sean McCann
 * 28 June 2007- 9 June 2010 Dermot Earley
 * 21 Feb 2004 - 28 June 2007 James Sreenan
 * 25 Sep 2000 - 20 Feb 2004 Colm Mangan
 * Aug 1998 - 24 Sep 2000 David Stapleton
 * Feb 95 - Aug 98 Gerald McMahon
 * Apr 92 - Dec 94 Noel Bergin
 * Oct 89 - Apr 92 James Parker
 * Feb 86-Oct 89 Tadgh O'Neill
 * Apr 84 - Feb 86 Gerald O'Sullivan
 * Jun 81- Apr 84 Louis Hogan
 * Aug 78 - Jun 81 Carl O'Sullivan
 * Apr 71 - Jul 76 Thomas O'Carroll
 * Apr 62 - March 71 John McKeown
 * Jan 61 - Mar 62 Sean Collins Powell
 * Jan 60 - Dec 60 John McKeown
 * Jan 1955 - Dec 1959 Patrick Mulcahy
 * Jan 1952 – Dec 1954 W A Egan
 * 01 Jan 1949 – Jan 1952 Liam Archer
 * Jan 1940 – Jan 1949 Daniel McKenna
 * 15 Oct 1931 – Jan 1940 Michael Brennan
 * June 1929 – Oct 1931 Joseph Sweeny
 * Feb 1929 – Oct 1929 Seán Mac Eoin
 * March 1927 - Feb 1929 Daniel Hogan
 * Mar 1924 – Mar 1927 Peadar MacMahon
 * Aug 1922 – Mar 1924 Sean MacMahon
 * Jul 1922 – Aug 1922 Richard Mulcahy
 * Feb 1922 – July 1922 Eoin O'Duffy