John Fitzgerald O'Dowd is an Irish Sinn Féin politician. He has been a Member of the Northern Ireland Assembly for Upper Bann since 2003, and has served as Minister for Finance since February 2025. He served as Minister for Infrastructure from May to October 2022, and again from February 2024 until February 2025. He served as Minister for Education in the Stormont Executive from 2011 to 2016. He briefly took on the duties of deputy First Minister in 2011 while Martin McGuinness ran in the 2011 Irish presidential election.