The 1972–73 National Hurling League was the 42nd season of the National Hurling League.
On 13 May 1973, Wexford won the title following a 4-13 to 3-7 win over Limerick in the final.
It was their fourth league title overall and their first since 1966-67.
[1] Tipperary's Francis Loughnane was the Division 1 top scorer with 5-55.
Quarter-finals Semi-finals Final