Embodiments are directed toward a medical line holder system. The system preferably includes a tray and a secure line holder. The tray preferably has a holder receptacle. The tray preferably couples to a head of a surgery bed. The holder receptacle preferably receives and separably secures the secure line holder. The secure line holder preferably securely holds multiple medical lines both while being secured in the receptacle and while being separated from the tray. The secure line holder preferably separably couples to a bed rail of a hospital transportation bed or a hospital recovery bed after being separated from the tray.