The Battle of Tannach was a Scottish clan battle fought about 3 miles (4.8 km) southwest of Wick, in the far north of Scotland. It was fought between men of the Clan Keith and Clan Mackay from Strathnaver against men of the Clan Gunn and possibly their allies the Clan Oliphant and Clan Sutherland from Caithness. The date is uncertain, it was probably in 1464 but may have been in 1438.

Wick is a town and royal burgh in Caithness, in the far north of Scotland. The town straddles the River Wick and extends along both sides of Wick Bay. "Wick Locality" had a population of 6,954 at the time of the 2011 census, a decrease of 3.8% from 2001.