1911–12 Irish League

Irish League
Season1911–12
Dates2 September 1911 –
23 December 1911
ChampionsGlentoran
4th Irish title
Matches played56
Goals scored182 (3.25 per match)
Biggest home winGlentoran 10–0 Cliftonville
Biggest away winGlenavon 1–5 Glentoran
Highest scoringGlentoran 10–0 Cliftonville

The 1911–12 Irish League was the 22nd edition of the Irish League, the highest level of league competition in Irish football.

The league comprised eight teams, and Glentoran won the championship for the 4th time.