Euonymus hamiltonianus is a species of flowering plant in the family Celastraceae known by the common names Hamilton's spindletree, Himalayan spindle and Hamilton's spindle. It is native to Asia, where it is distributed in Afghanistan, Russia, China, Japan, Korea, India, Nepal, Pakistan, and Burma. This is one of the most common Euonymus species. It is cultivated in gardens and landscapes in other parts of the world. A number of novel chemical compounds have been isolated from this plant, including the coumarins euonidiol and euoniside and several triterpenes.