Sian Mulholland (née O'Neill) is a Northern Irish politician who has been an Alliance Party Member of the Legislative Assembly (MLA) for North Antrim since April 2023.
In September 2015, Mulholland was co-opted onto Belfast City Council for the constituency of Ormiston following the resignation of Laura McNamee.
[4][5] She contested North Antrim at the 2024 general election, coming fourth and outpolling the Ulster Unionist Party (UUP) candidate, winning 4,488 votes (10.9%).
[6][7][8] In November 2018, Mulholland married Kieran Mullholland, a Sinn Féin councillor on the Causeway Coast and Glens Borough Council.
[2] Mulholland and her husband have two sons [9] and a daughter born five weeks before the restoration of the Northern Ireland Assembly.