HMAS Sea Mist (Q10) was a channel patrol boat operated by the Naval Auxiliary Patrol of the Royal Australian Navy (RAN) during World War II. Sea Mist was a 65 ft cruiser built by Lars Halvorsen and Sons in 1939 for motor racing identity Hope Bartlett. She was requisitioned and later commissioned by the RAN as a channel patrol boat. Sea Mist earned one battle honours for her wartime service, "Pacific 1942".