Those Parliamentarians who have officially registered their support for the All-Party Parliamentary Group on Conflict Issues are listed below. The Officers' names can be found on the right.
| Government Parties | Main Opposition Party | Others |
| Simon Hughes (Lib Dem) | John McDonnell (Lab) | Jeffrey Donaldson (DUP) |
| Gary Streeter (Con) | Andy Slaughter (Lab) | Peter Wishart (SNP) |
| Lord Ashdown (Lib Dem) | George Howarth (Lab) | Baroness D'Souza (Crossbench) |
| Tony Baldry (Con) | Lord Malloch Brown (Lab) | |
| Baroness Tonge (Lib Dem) | Lord Judd (Lab) | |
| Peter Bottomley (Con) | Jeremy Corbyn (Lab) | |
| Jo Swinson (Lib Dem) | Eric Joyce (Lab) | |
| Lord Bates (Con) | ||
| Mike Hancock (Lib Dem) | ||
| James Gray (Con) |
In addition, MPs and members of the House of Lords who join or express support for the All-Party Parliamentary Group for Conflict Issues will be listed here.
| Government Parties | Main Opposition Party | Others |
| Lord Alderdice (Lib Dem) | Harriet Harman | Archbishop of York |
| Baroness Hussein-Ece (Lib Dem) | Lord Brett | Lord Hylton (Crossbench) |
| Tessa Munt (Lib Dem) | Lord Wood | |
| Lord Alton (Lib Dem) | Hilary Benn | |
| Lord McConnell | ||
