The paint-billed crake (Neocrex erythrops) is a species of bird in the subfamily Rallinae of the rail, crake, and coot family Rallidae. It is found in Costa Rica, Panama, every mainland South American country except Chile and Uruguay, and the Galápagos Islands.
The species gets its common name from its red and yellow bill; it has bright red legs. The sexes are alike. The nominate subspecies has a brown crown, nape, and upperparts including the tail. Its throat is white and its face, throat, and breast are gray. Its flanks, belly, and vent are barred black and white. N. e. olivascens is similar but darker and with less white on its throat.