The Minister and Leader of the House of Commons was a cabinet post in the Parliament of Northern Ireland which governed Northern Ireland from 1921 to 1972. The position was established in 1966. It was vacant for two short periods, in 1968 and 1969, and from March 1971 was combined with the post of Minister of State in the Ministry of Development.
| # | Name | Took Office | Prime Minister | Party | |
|---|---|---|---|---|---|
| 1. | James Chichester-Clark | 7 October 1966 | O'Neill | UUP | |
| 2. | Brian McConnell | 27 September 1967 | O'Neill | UUP | |
| Vacant | 14 August 1968 | O'Neill | UUP | ||
| 3. | James Chichester-Clark | 2 September 1968 | O'Neill | UUP | |
| Vacant | 23 April 1969 | O'Neill | UUP | ||
| 4. | John Dobson | 3 May 1969 | Chichester-Clark | UUP | |
| 5. | Nat Minford | 23 March 1971 | Faulkner | UUP | |
There were at least two prior Leaders of the House of Commons, who held the position alongside other ministerial posts:
- 1964: Ivan Neill
- 1965: Brian Faulkner