Could Sinn Féin's biggest asset now become a liability facing into one of the most important elections in the party's history? After a summer of soul searching, Sinn Féin and it

Mary Lou McDonald (55) has been the leader of Sinn Féin since February 2018 and a TD for Dublin Central since 2011. She succeeded Gerry Adams as leader, who had been at the helm of the party for 34 years.

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Sinn Féin President Mary Lou McDonald has said she will not stand down as leader of her party if she fails to lead them into government after next Friday's

Momentum is behind Sinn Fein, says Mary Lou McDonald - Ms McDonald canvassed in Dublin South Central ahead of Tuesday’s potentially crucial final leaders’ TV debate.

Sinn Féin leader Mary Lou McDonald elected on third count in Dublin Central