Provided is a reversible paper roll holder having a support member having a body and a pair of arms extending from respective ends of the body and each having at least one slot, and a support bar having body and at least one protrusion extending radially inward for an inner surface of the body for engaging in the one or more slot of one of the pair of arms to removably secure the support bar to the support member. The holder can be mounted in a left hand and a right hand configuration with the same components, thereby eliminating configuration specific components required to mount in the left hand or right hand configuration.