The 1974–75 National Hurling League was the 44th season of the National Hurling League.
On 25 May 1975, Galway won the title following a 4-9 to 4-6 win over Tipperary in the final.
[2] Wicklow were relegated to Division 2 after losing all of their group stage matches in Division 1B.
Tipperary's Francis Loughnane was the Division 1 top scorer with 5-35.
Quarter-finals Semi-finals Final