Loch Callater is an upland, freshwater loch lying approximately 5 miles (8 km) south of Braemar, Scotland.

The loch trends in a northwest to southeast direction and is surrounded on both sides by steep hills.

Collett and later charted [3] as part of the Sir John Murray's Bathymetrical Survey of Fresh-Water Lochs of Scotland 1897-1909.

Trout, salmon, eels and perch are found in the loch.

[4] The loch and surrounding area is popular with walkers and at the north end is the Callater Stable walkers' bothy.