The black-headed greenfinch (Chloris ambigua) is a small passerine bird in the family Fringillidae. It is found in the Chinese province of Yunnan, northern Laos, eastern Myanmar and adjacent areas of Vietnam, Thailand and Northeast India. Its natural habitats are subtropical or tropical dry forest and subtropical or tropical dry shrubland.
The black-headed greenfinch is a medium-sized finch with a length of 12.4–14 cm. It has a dark blackish-olive head, a pale pinkish-brown conical bill and a yellow patch on the wings. The sexes are similar.