The Minister of State at the Department of the Taoiseach is a junior ministerial post in the Department of the Taoiseach of the Government of Ireland who performs duties and functions delegated by the Taoiseach.

The Department of the Taoiseach is the government department of the Taoiseach, the title in Ireland for the head of government. It is based in Government Buildings, the headquarters of the Government of Ireland, on Merrion Street in Dublin.