Acharn (Scottish Gaelic: Àth a' Chàirn) is a hamlet in the Kenmore parish of the Scottish council area of Perth and Kinross. It is situated on the south shore of Loch Tay close to its eastern end. The hamlet was built in the early 19th century to house workers from the surrounding estates. A was constructed to harness the power of the nearby Acharn Burn, and this was converted into a craft centre in the 1970s but is not one anymore. There is a bridge in the middle that goes over the Acharn burn.