Belknap Crater is a prominent volcanic feature located in the Pacific Ranges mountain range of Oregon, USA. Rising to an elevation of 6,877 feet (2,096 meters), this symmetrical volcanic cone is a popular destination for mountaineers and outdoor enthusiasts. Belknap Crater is part of the larger Three Sisters volcanic complex, which also includes South Sister and Middle Sister.

During the winter season, Belknap Crater is blanketed with snow, and the snowpack range varies depending on the yearly precipitation. The mountain receives an average of 350 inches (889 cm) of snowfall annually, providing ample opportunities for winter sports such as skiing and snowboarding. Several creeks and rivers, such as the McKenzie River and Deschutes River, are fed by the runoff from Belknap Crater's snowmelt, contributing to the region's water resources.

The name "Belknap" is believed to have been given to the mountain in honor of Captain William W. Belknap, a military officer who served during the American Civil War. As for lore or legends surrounding the mountain, there are no specific documented tales associated with Belknap Crater. However, the volcano's formation and volcanic activity have undoubtedly played an important role in shaping the geologic history of the region.