Lewin's rail (Lewinia pectoralis) is a species of bird in the family Rallidae. It is found in Australia, Wallacea, and New Guinea. Lewin's rail is also known as the water rail, Lewin's water rail, Lewin's grind rail, slate-breasted rail, slate-breasted water rail, pectoral rail, pectoral water rail, short-toed rail and short-toed water rail. Its natural habitat is subtropical or tropical moist lowland forests.