Sinn Féin | UK Guide

Overview

Sinn Féin

Leadership: Mary Lou McDonald (President); Michelle O'Neill (First Minister of Northern Ireland)

Status: Largest Northern Ireland party at Stormont and Westminster (7 MPs, abstentionist)

Michelle O'Neill (First Minister of Northern Ireland; Sinn Féin Vice-President) · Public finances & Stormont Executive

In many areas where we want to advance, the DUP want to halt progress but this is a scenario in which we all are obliged to find ways forward.

Source: BBC News · Speaking at Stormont on negotiating a multi-year budget for Northern Ireland, 12 Jan 2026

Mary Lou McDonald (President of Sinn Féin) · Party leadership & accountability

I lead a party with immense talent and immense potential, we don't always get it right. We clearly have lessons to learn.

Source: BBC News · Speaking in Dublin on reviewing Sinn Féin's election performance, 9 Jun 2024

John Finucane (Sinn Féin) — Belfast North (Northern Ireland · Antrim and Newtownabbey; Belfast)
Paul Maskey (Sinn Féin) — Belfast West (Northern Ireland · Belfast; Lisburn and Castlereagh)
Pat Cullen (Sinn Féin) — Fermanagh and South Tyrone (Northern Ireland · Armagh City, Banbridge and Craigavon; Fermanagh and Omagh; Mid Ulster)
Mr Cathal Mallaghan (Sinn Féin) — Mid Ulster (Northern Ireland · Armagh City, Banbridge and Craigavon; Mid Ulster)
Dáire Hughes (Sinn Féin) — Newry and Armagh (Northern Ireland · Armagh City, Banbridge and Craigavon; Newry, Mourne and Down)
Chris Hazzard (Sinn Féin) — South Down (Northern Ireland · Armagh City, Banbridge and Craigavon; Newry, Mourne and Down)
Órfhlaith Begley (Sinn Féin) — West Tyrone (Northern Ireland · Derry City and Strabane; Fermanagh and Omagh; Mid Ulster)