Black rattler may refer to:
Sistrurus catenatus, also known as the massasauga, a venomous pitviper species found primarily in the United States. Crotalus helleri, also known as the Southern Pacific rattlesnake, a venomous pitviper species found in South-West California and south into Baja California. Crotalus viridis, also known as the prairie rattlesnake, a venomous pitviper species native to the western United States, southwestern Canada,