The Cameron class steamers were a ship class

Ship class

A ship class is a group of ships of a similar design. This is distinct from a ship-type, which might reflect a similarity of tonnage or intended use. For example, the is a nuclear aircraft carrier of the Nimitz class....

 of steamships of the Clan Line

Clan Line

The Clan Line was a passenger and cargo shipping company that operated in one incarnation or another from the late nineteenth century and into the twentieth century.-Foundation and early years:...

.

• Clan Macauley, launched 1936, bombed at Malta, scrapped 1963., launched 1937, sailed in convoy from Gibraltar and torpedoed and sunk by in October 1939.
• Clan Buchanan, launched 1937, sunk in Indian Ocean by German raider Pinguin 1941.
• Clan Cumming, launched 1937, convoy duties to Malta and Athens, torpedoed off Piraeus
  Piraeus
  Piraeus is a city in the region of Attica, Greece. Piraeus is located within the Athens Urban Area, 12 km southwest from its city center , and lies along the east coast of the Saronic Gulf....
  
   harbour in January 1941 but reached port, sunk by mine in the Gulf of Athens April 1941.
• Clan Ferguson, launched 1938, torpedoed and sunk by aircraft on a Malta convoy August 1942., launched 1938, convoy duties to Malta and Athens disguised as with a dummy funnel., launched 1938, convoy duties to Malta and Athens. Bombed from the air in Piraeus
  Piraeus
  Piraeus is a city in the region of Attica, Greece. Piraeus is located within the Athens Urban Area, 12 km southwest from its city center , and lies along the east coast of the Saronic Gulf....
  
   harbour in April 1941 whilst carrying a cargo of ammunition, exploded and sunk.
• Clan Macdonald, launched 1939, war service as Convoy Commodore ship on Mediterranean convoy to Piraeus 1941, thence to Brisbane and back to United Kingdom, bombed in UK, scrapped 1967.
• Clan Lamont, launched 1939, served as a Landing Ship Infantry made 6 crossings carrying troops on D-Day, commissioned as July 1944, service in Far East, re-entered Clan Line 1947, scrapped 1961.

Three were requisitioned by the Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

 in 1942 while still under construction: (seaplane depot ship) (seaplane depot ship) (submarine depot ship for X-craft, survived the war, bought back by Clan Line in 1947 as Clan Davidson, scrapped 1961)

Two other ships are counted as part of this class:

• Ocean Courier, begun by Clan Line, completed at Portland, Maine
  Portland, Maine
  Portland is the largest city in Maine and is the county seat of Cumberland County. The 2010 city population was 66,194, growing 3 percent since the census of 2000...
  
   for the Ministry of War Transport, damaged by E-boat
  E-boat
  E-boats was the designation for Motor Torpedo Boats of the German Navy during World War II. It is commonly held that the E stood for Enemy....
  
   torpedo in English Channel
  English Channel
  The English Channel , often referred to simply as the Channel, is an arm of the Atlantic Ocean that separates southern England from northern France, and joins the North Sea to the Atlantic. It is about long and varies in width from at its widest to in the Strait of Dover...
  
  1944, bought by Clan Line as Clan Macbeane 1948, scrapped 1960.
• Lanarkshire, war service, scrapped 1963.