A river of Angus, the Lunan Water issues from the eastern end of Rescobie Loch, 3 miles (5 km) east of Forfar.
It flows 13 miles (21 km) eastwards to enter Lunan Bay at Lunan, 4 miles (6.5 km) to the south south-west of Montrose.
Derived from the Gazetteer for Scotland with permission.