Máire Devine (born 22 October 1972)^[1][2] is an Irish Sinn Féin politician who has served as a Dublin City Councillor since October 2020. She previously served as a Senator for the Labour Panel from April 2016 to March 2020.^[3][4]

Devine was born in The Liberties to a republican family and involved in campaigns around the 1981 Irish hunger strike. She worked as a psychiatric nurse in England and was a long-term trade union activist.^[5]

She is married to Kevin Devine; they have three children.^[6]

Devine was co-opted onto South Dublin County Council in 2011, representing Tallaght Central. She was re-elected in 2014.^[7]

She stood unsuccessfully in Dublin South-Central at the 2016 general election, but was later elected to the 25th Seanad on the Labour Panel.^[8]

in 2018, she was suspended from Sinn Féin for three months after retweeting a parody Twitter account that referred to Irish Prison Service officer Brian Stack (fatally shot by the IRA in 1983) as a "sadist."^[9] She lost her seat at the 2020 Seanad election.

In October 2020 she was co-opted to Dublin City Council representing the South West Inner City to replace Críona Ní Dhálaigh who resigned from her seat the previous month.