Sources used: Padraig Ferguson’s Archive; The Complete Handbook of Gaelic Games, The Road to 51
SEMI-FINAL: Mayo 1-6 Sligo 1-0 (Swinford, 18/8/1918). [Team and scorer details unavailable]
FINAL: Mayo 0-4 Galway 0-1 (Castlerea, 22/9/1918). MAYO: P Loftus, J Waldron, A McHugh, P Lynskey, J Lydon, JE McEllin, B Durkan, J Delaney, P Jennings, H Hession, W Lydon, F Doherty, P Smyth, P Ruane, F Courell. [All scores unattributed]
Mayo’s 1918 All-Ireland championship semi-final with Tipperary did not take place until January 1919 – see 1919 records for more details.