The Cathedral Church of Saint Mary the Virgin, commonly known as St Mary's Episcopal Cathedral, is a cathedral of the Scottish Episcopal Church in the West End of Edinburgh, Scotland; part of the worldwide Anglican Communion.

The West End is an affluent district of Edinburgh, Scotland, which along with the rest of the New Town and Old Town forms central Edinburgh, and Edinburgh's UNESCO World Heritage Site. The area boasts several of the city's hotels, restaurants, independent shops, offices and arts venues, including the Edinburgh Filmhouse, Edinburgh International Conference Centre and the Caledonian Hotel. The area also hosts art festivals and crafts fairs.