Miche??l Martin. Miche??l Martin is an Irish Fianna F??il politician serving as Taoiseach since January 2025, having previously held the position from 2020 to 2022. Martin served as T??naiste, Minister for Foreign Affairs and Minister for Defence from December 2022 to January 2025. He has been leader of Fianna F??il since January 2011 and a TD for Cork South-Central since 1989. He previously served as Leader of the Opposition from 2011 to 2020 and held various cabinet offices under Bertie Ahern and Brian Cowen.