The Director of Intelligence attempted to oversee the workings of intelligence officers in the IRA's local units across the island.
| Image | Name | Assumed position | Left position | Source |
|---|---|---|---|---|
| Eamonn Duggan | August 1917 | January 1919 | [1] | |
| Michael Collins | January 1919 | 1922 | [2] |
| Image | Name | Assumed position | Left position | Source |
|---|---|---|---|---|
| Joseph Griffin [a] | 26 March 1922 | 1 August 1922 | [3] | |
| Sean Hyde [b] | October 1922 | December 1922 | [4] | |
| Michael Carolan | August 1922 | July 1925 | [5] | |
| Frank Kerlin | July 1925 | March 1927 | [6] [7] | |
| Seán MacBride | circa 1927 | cira 1929 | [8] | |
| Mick Price | circa 1929 | 1933 | [9] [10] | |
| Seán MacBride | 1933 | 1936 | [11] | |
| Sean O'Brien | 1937 | ? | [12] | |
| Willie McGuinness | 1939 | ? | [13] | |
| Gerard O'Reilly | 1942 | ? | [14] | |
| Significant gap in information | ||||
| Sean O'Bradaigh | 1966 | ? | [15] | |
| Seán Mac Stíofáin | 1966 | 1969 | [16] | |
a. ^ Griffin was Director of Intelligence of the IRA's Four Courts General Headquarters
b. ^ Hyde was Director of Intelligence of the IRA's Field Headquarters General Headquarters
| Image | Name | Assumed position | Left position | Source |
|---|---|---|---|---|
| Kieran Conway | late 1974 | 1975 | [17] | |
| Seamus Twomey | January 1982 | ? | [18] | |
| Bobby Storey | late 1990s? | 2005? | [19] [20] | |