Abstract: A hammock-like portable and collapsible sleeper for use in a motor vehicle having a passenger compartment with doors on opposite sides thereof, which sleeper is adapted to be suspended between the doors and above the seating area in the compartment, includes a fabric body for supporting the user, a stop member adjacent to each of opposite ends of the sleeper body, flexible connecting means interconnecting each of the stop members and the sleeper body and being sufficiently thin for interposition between the tops of the doors and the vehicle body with the doors closed tightly, and means for adjusting the length of the sleeper measured between the stop members. The sleeper is mounted for use with the connecting means interposed between the doors and the body of the vehicle and with the stop members abutting against the outside of the vehicle at the joints between the doors and the vehicle body for supporting the sleeper body in the compartment.