St Ninian's Chapel in Braemar, Aberdeenshire, Scotland, is a Grade B listed Anglican chapel located in the grounds of the Mar Lodge Estate. Built from 1895 to 1898 for use as a private chapel by the family of Alexander Duff, 1st Duke of Fife, owners of Mar Lodge, it has been the property of the Diocese of Aberdeen and Orkney in the Scottish Episcopal Church since 1899. St Ninian's Chapel is the most westerly church in the Diocese.

Braemar is a village in Aberdeenshire, Scotland, around 58 miles (93 km) west of Aberdeen in the Highlands. It is the closest significantly-sized settlement to the upper course of the River Dee, sitting at an elevation of 339 metres (1,112 ft).