1905–06 Irish League

The 1905–06 Irish League was the 16th edition of the Irish League, the highest level of league competition in Irish football.

The league comprised 8 teams, and Cliftonville and Distillery shared the championship after two drawn play-off matches.

Test matches

 * 26 May 1906, Cliftonville 0–0 Distillery (Windsor Park, Belfast)
 * 30 May 1906, Cliftonville 2–2 Distillery (Grosvenor Park, Belfast)