Aghla Beg

Infobox Mountain
Name = Aghla Beg
"Eachla Beag"
Photo =
Caption =
Elevation = 603 metres (1,978 ft)
Location = Donegal, IRL
Range = Seven Sisters
Prominence =
Coordinates = coord|55.068710|N|8.055573|W
Topographic

Easiest route =
Grid_ref_Ireland = B965246
Listing = Marilyn
Translation = small look-out
Language = Irish
Pronunciation =

Aghla Beg ( _ga. Eachla Beag) is a mountain in County Donegal, Ireland. Of its two summits, one has a height of 564 m, and the other 603 m. It is the third most northern and fifth highest of the mountain chain, called the "Seven Sisters" by locals (Muckish, Crocknalaragagh, Aghla Beg, Ardloughnabrackbaddy, Aghla More, Mackoght (also known as 'little Errigal') and Errigal. The Seven Sisters are part of the Derryveagh Mountains.