Lothbeg is a hamlet south of Helmsdale.

Lothbeg Scottish Gaelic: Loth Beag
Lothbeg Location within the Sutherland area
OS grid reference	NC947103
Council area	Highland
Lieutenancy area	Sutherland
Country	Scotland
Sovereign state	United Kingdom
Post town	Helmsdale
Postcode district	KW8 6
Police	Scotland
Fire	Scottish
Ambulance	Scottish
List of places UK Scotland 58°04′11″N 3°47′07″W / 58.06959°N 3.78522°W / 58.06959; -3.78522

Lothbeg is a small coastal hamlet, on the coast of the North Sea in eastern Sutherland, Scottish Highlands and is in the Scottish council area of Highland. The main Edinburgh to Thurso A9 road runs through Lothbeg. The village of Brora is 4 miles southwest along the A9.

The meaning is "little marsh". Loth "marsh" Beag "little".