The crimson-breasted woodpecker or scarlet-breasted woodpecker (Dryobates cathpharius) is a species of bird in the family Picidae. It is found in Bangladesh, Bhutan, China, India, Laos, Myanmar, Nepal, Thailand, and Vietnam. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests. Some taxonomic authorities continue to place this species in the genus Dendrocopos. The scarlet-breasted woodpecker (Dryobates cathpharius pernii), is considered to be distinct by some authorities, but others consider it to be conspecific.
The mantle, back and wings are black, with some white spotting and light barring on the wings and one larger white patch. The upper side of the tail is black with white barring on the outer feathers, and the underside is barred in black and white. The chin and throat are white, the central breast is red and the rest of the breast and belly are white or buff streaked with black, with a varying amount of red or pink near the vent. The forehead is white and the crown black, and the male has a red patch on the nape. A black streak extends from the malar region to the nape before continuing to the sides of the chest.