Marine isolation room sanitary unit and marine sanitary system

The utility model provides a marine isolation room sanitary unit and a marine sanitary system, and relates to the technical field of ship design, the marine isolation room sanitary unit comprises an isolation room, a movable closestool, a first cleaning part and a sewage collecting container; the isolation chamber is arranged on the ship body; the movable closestool and the first cleaning part are arranged in the sanitary unit of the isolation room; the water inlet end of the sewage collecting container is connected with the discharge end of the first cleaning part, and the sewage collecting container is an independent collecting container. Isolated personnel live in the isolation room alone, a collection part is arranged in an existing common movable closestool, excrement of a patient can be independently collected and stored, domestic sewage generated by the isolated personnel is collected into an independent collection container so that the domestic sewage can be independently treated when the patient leav