The Diocese of Tuam, Limerick and Killaloe is a diocese of the Church of Ireland that is located in the west of Ireland. The diocese was formed by a merger of the former Diocese of Tuam, Killala and Achonry and the former Diocese of Limerick and Killaloe in 2022, after the retirement of the separate dioceses' bishops and the appointment of Michael Burrows as bishop of the united diocese. It is in the ecclesiastical province of Dublin. It is one of the eleven Church of Ireland dioceses that cover the whole of Ireland. The largest diocese by area in the Church of Ireland, it covers all of counties Clare, Galway, Kerry, Limerick and Mayo, plus parts of counties Cork, Sligo, Roscommon, Offaly, Laois and Tipperary.