A' Mharconaich is a mountain near Dalwhinnie in the Scottish Highlands. It is a Munro with a height of 975 metres (3,199 ft). It is in a group of mountains east of Loch Ericht and west of the A9 road and Pass of Drumochter, and are known accordingly as the Drumochter Hills. A' Mharconaich is just within the Cairngorms National Park although it is not part of the Cairngorms mountains.