The Westmeath Senior Hurling Championship (known for sponsorship reasons as Slevin Coaches Senior Hurling Championship and abbreviated to the Westmeath SHC) is an annual hurling competition organized by the Westmeath County Board of the Gaelic Athletic Association and contested by the top-ranking senior clubs in the county of Westmeath in Ireland.

Clonkill is the most successful team in the championship's history, having won it 17 times.

Raharney are the reigning champions, defeating Lough Lenes Gaels by 2–19 to 2–17 in the 2023 Westmeath SHC final.

Senior hurling in Westmeath is divided into two separate groups: the Westmeath Senior Hurling Championship (Group A), and the Westmeath Senior B Hurling Championship (Group B).

The 6 teams competing in the 2025 Westmeath Senior Hurling Championship are: