Tricouni Peak is an mountain summit located in Skagit County of Washington state. It is situated in North Cascades National Park, north of the North Klawatti Glacier and southeast of the Borealis Glacier. Its nearest higher peak is Primus Peak, to the west. Precipitation runoff from Tricouni drains into Thunder Creek. The peak is named for the tricouni which was used for traction on ice, and the approach to the peak involves traversing a glacier.