Trigrad Gap (Trigradska Sedlovina \tri-'grad-ska se-dlo-vi-'na\) is a saddle of 500m height in the Delchev Ridge in the Tangra Mountains of eastern Livingston Island, Antarctica. The gap is bounded to the southwest by Spartacus Peak and to the northeast by Yavorov Peak. The gap is named after the Bulgarian town of Trigrad.
The midpoint of the gap is located at 62°38′07″S 59°54′59″W / 62.63528°S 59.91639°W.
This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.