Grosmont may refer to:
Grosmont, Monmouthshire, a village in Monmouthshire, Wales Grosmont Castle, a ruined castle in Grosmont, Monmouthshire Grosmont, North Yorkshire, a small village and civil parish in the North York Moors, North Yorkshire, England Grosmont Priory, a former monastery Grosmont railway station Grosmont, Alberta, a hamlet in Alberta, Canada Grosmont Formation, a stratigraphical unit in the Western Canadian Sedimentary Basin
People Henry of Grosmont, Duke of Lancaster (–1361), an English statesman, diplomat, soldier, and Christian writer, named for Grosmont Castle
See also Grossmont (disambiguation)