Sinn Féin - On Your Side

Mary Lou McDonald TD


Mary Lou McDonald

Tel: (01) 727 7102

Email me

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)

Hugely significant day in fight against Kinahan drugs cartel - Mary Lou McDonald TD12 April, 2022

Mary Lou McDonald TD reiterates call for expulsion of Russian Ambassador6 April, 2022

Plans for Seán McDermott Street Magdalene Laundry site a huge step forward after survivors’ long-fought battle - Mary Lou McDonald TD29 March, 2022

Expulsion of four Russian diplomats welcome; expulsion of the Russian Ambassador must now follow - Mary Lou McDonald TD29 March, 2022

Government cannot leave workers and families waiting seven months for cost of living measures - Mary Lou McDonald TD23 March, 2022

Taoiseach must contact Boris Johnson today over British government's plan to restrict the movement of EU citizens in Ireland - Mary Lou McDonald TD23 March, 2022

Mary Lou McDonald TD welcomes calls across United States for Citizens Assembly on Irish Unity15 March, 2022

Sinn Féin leaders to travel to New York and Washington12 March, 2022

Mary Lou McDonald calls for expulsion of Russian Ambassador and tougher sanctions25 February, 2022

Clear breach of international law by Russia cannot stand - Mary Lou McDonald TD23 February, 2022

Join Sinn Féin

Donate to Sinn Féin