Bigla Ridge (Bulgarian: хребет Бигла, ‘Hrebet Bigla’ \'hre-bet 'bi-gla\) is the rocky, partly ice-free ridge extending 19 km in northwest-southeast direction, 8.8 km wide and rising to 1644 m (Stancheva Peak) on Foyn Coast, Antarctic Peninsula. The ridge is crescent-shaped facing southwest and surmounting Sleipnir Glacier to the northwest and Beaglehole Glacier to the southwest, with its southeast half forming Heros Peninsula.
The feature is named after Bigla Peak in the Balkan Mountains, Bulgaria.