The Northern Cricket Union (NCU) Senior League is the provincial cricket league within the NCU jurisdiction in Ireland, which covers counties Antrim, Armagh, Down and south Tyrone of Northern Ireland. The league was formed in 1897 and is currently divided into four sections, namely the Premier League, Sections 1, 2 and 3. It is sponsored by Robinson Services and marketed as the Robinson Services Premier League, Robinson Services Section 1, etc.