The clouded leopard (Neofelis nebulosa), also called mainland clouded leopard, is a wild cat that has large dusky-grey blotches and irregular spots and stripes reminiscent of clouds. Its head-and-body length ranges from 68.6 to 108 cm with a 61 to 91 cm long tail, which it uses for balancing when moving in trees.

The clouded leopard was first described in 1821 on the basis of a skin of an individual from China. It is the sister taxon