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Mary Lou McDonald TD


Mary Lou McDonald

Tel: (01) 727 7102

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Mary Lou is Leader of Sinn Féin and Teachta Dála for the Dublin Central constituency. Mary Lou is married to Martin and they have two young children, Iseult and Gerard. She is proud to represent the people of Dublin Central where she has a reputation for hard work and championing the needs of her constituency both locally and nationally.

Prior to becoming Leader of Sinn Féin in February 2018 Mary Lou was Deputy Leader of the party. Following her election to the Dáil in 2011 Mary Lou was Sinn Féin’s Spokesperson for Public Expenditure and Reform and on her re-election in 2016 Sinn Féin’s All-Ireland Spokesperson for Mental Health and Suicide Prevention. She was a prominent member of the Public Accounts Committee between 2011 and 2017 holding Ministers and senior civil servants to account. She has also served on the Joint Oireachtas Committees for Public Expenditure and Reform and the Future of Mental Health.

She was an MEP for Dublin from 2004 to 2009 and during her time in the European Parliament Mary Lou was a prominent member of the Employment and Social Affairs committee and Civil Liberties committee.

Educated in Trinity College, Dublin, the University of Limerick and Dublin City University she studied English Literature, European Integration Studies and Human Resource Management. She previously worked as a consultant for the Irish Productivity Centre, a researcher for the Institute of European Affairs and a trainer in the trade union sponsored Partnership Unit of the Educational and Training Services Trust.

Mary Lou’s Contact Details:


[email protected]

Dáil office

Leinster House
Kildare Street
Dublin 2
Telephone: (01) 618 3230

Cabra Constituency Office

58 Fassaugh Avenue
Cabra West
Dublin 7
Telephone: (01) 868 3934

North City Constituency Office

Telephone: (01) 727 7102

Statements (374)

Taoiseach's refusal to introduce an Emergency Budget will push many families beyond breaking point - Mary Lou McDonald TD21 June, 2022

Sinn Féin President Mary Lou McDonald TD to address public meeting to save Navan emergency services17 June, 2022

Covid-19 Pandemic Bonus Payment delays now farcical - Mary Lou McDonald TD10 June, 2022

Mary Lou McDonald TD expresses concern with Minister's response to Dublin Airport chaos31 May, 2022

Mary Lou McDonald TD welcomes Acht Gaeilge breakthrough25 May, 2022

Sinn Féin President meets with US Congressional delegation23 May, 2022

Johnson should stop standing in the way of Executive being formed - McDonald16 May, 2022

Walking away from international obligations an appalling attack by Boris Johnson on the international rule of law - Mary Lou McDonald TD12 May, 2022

New National Maternity Hospital must be fully owned by the state - Mary Lou McDonald TD4 May, 2022

Government backbenchers should seize golden opportunity to stop turf sale ban by supporting Sinn Féin motion - Mary Lou McDonald TD26 April, 2022

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