Hospital ships should display large Red Crosses 
or Red Crescents 
. The HS Awa Maru was displaying illuminated white crosses on its side when sunk.
Hospital ships should display large Red Crosses or Red Crescents . The HS Awa Maru was displaying illuminated white crosses on its side when sunk.
| Name | Image | Nationality | Date | Location of wreck | Cause | Lives lost | Note | |
|---|---|---|---|---|---|---|---|---|
| HS Andros |  Greece | 23 April 1941 | At Loutraki (West of the Corinth Canal) | Sunk by Italian aircraft | ? | [1] | ||
| HS Armenia |  |  Soviet Union | 7 November 1941 | On voyage from Yalta to Gurzuf 44°15′00″N34°17′00″E / 44.25000°N 34.28333°E | Attacked by German torpedo-carrying He 111H Bombers, | Over 5,000 | [2] | |
| HS Arno |  |  Italy | 10 September 1942 | About 40 miles NE of Ras el Tin 33°14′00″N23°23′00″E / 33.23333°N 23.38333°E | Sunk by aerial torpedoes from the RAF | 27 | [3] | |
| HS Asahi Maru |  |  Japan | 17 August 1945 | Inland Sea. W of Ushijima, 1.25 miles off Bizan Seto | Collides with oiler Manju Maru, beached. Abandoned as a constructive total loss. | – | [4] | |
| HS Attiki | Greece | 11 April 1941 | Doro Channel off Karystos | Bombed and sunk by German Stuka dive-bombers at 11:30 pm even though the large red crosses were well placed and illuminated. One of the Stukas machine-gunned the survivors struggling in the water. [5] | 28 [6] | [7] | ||
| HS Awa Maru | Japan | 1 April 1945 | Inland Sea. W of Ushijima, 1.25 miles off Bizan Seto | Sunk by the U.S. Navy submarine USS Queenfish | 2003 | [8] [9] | ||
| HS Berlin |  |  Germany | 31 January 1945 | 8 miles (13 km) from the port at Novorossiysk and 2 miles (3.2 km) from shore, at 44°36′15″N37°52′35″E / 44.60417°N 37.87639°E | Note that during World War II Berlin was mined and in the Baltic and beached in shallow waters at position 54°02.6 N/14°19 E, in shallow waters. After the war Berlin was salvaged, handed over to the Soviet Union as a prize and renamed Admiral Nakhimov. She was in service as a passenger liner in the Black Sea on August 31, 1986, when she collided with the freighter M/S Pjotr Wassjew and sank. | 423 | [ citation needed ] | |
| HS Buenos Aires Maru |  | Japan | 27 November 1943 | Off Saint Matthias Island in Steffen Strait 02°40′00″S149°20′00″E / 2.66667°S 149.33333°E | Bombed by American warplanes | 158 | [10] | |
| HS California | Italy | 11 August 1941 | Syracuse Harbour | Torpedoed and sunk by British aerial torpedoes | 10 | [13] | ||
| AHS Centaur |  |  Australia | 14 May 1943 | Off North Stradbroke Island, Queensland | Torpedoed by the Japanese submarine I-177 | 268 | [14] | |
| HS Città di Trapani | Italy | 1 December 1942 | 11 miles east of Isola dei Cani (off Bizerta) | She struck a sea mine. | 5 | [15] | ||
| HS Dronning Maud |  |  Norway | 01 May 1940 | Near Gratangen, Norway | Sunk by German warplanes | 42 | [16] | |
| HS Esperos | Greece | 21 April 1941 | Off Missolonghi, Greece | Sunk by German warplanes | ? | [17] | ||
| SS Giulio Cesare | Italy | 28 August 1944 | Off Trieste, Italy | Sunk by South African warplanes | ? | |||
| SS Op Ten Noort renamed: HMHS Hikawa Maru No.2 |  |  Netherlands | 17 August 1945 | Wakasa Bay | Scuttled by placing explosive charges in the hull, to cover war crimes (14 August 1945) | 0 | [18] | |
| HMHS Maid of Kent |  |  Great Britain | 21 May 1940 | Dieppe harbour | Bombed by German warplanes | 43 | [20] | |
| HMHS Newfoundland |  | UK | 13 September 1943 | 40 nautical miles (74 km) off of Salerno, Italy, 40°13′00″N14°21′00″E / 40.21667°N 14.35000°E | Bombed by German warplanes. After burning for two days, she was sunk by gunfire from the destroyers USS Mayo and USS Plunkett. | 21 | [22] | |
| HMHS Paris | British Empire | 02 June 1940 | Off Dunkirk | Bombed by German warplanes | ? | [23] | ||
| HS Po | Italy | 14 March 1941 | Inside the Bay of Valona, Albania, 2.0 kilometers off Cape Dukati and Crionerò 40°22′00″N19°28′00″E / 40.36667°N 19.46667°E | Sunk by a British torpedo bomber | 24 | [25] [ citation needed ][ citation needed ] | ||
| HS RAMB IV |  | Italy | 10 May 1942 | Off Alexandria, Egypt | Bombed and set afire by German warplanes and sunk | 165 | [26] | |
| MV Robert Ley |  | Germany | 09 March 1945 | Hamburg | Bombed and sunk by British warplanes | ? | ||
| HS Sicilia | Italy | 04 April 1943 | Naples Harbor | Bombed and sunk by American warplanes | ? | [27] | ||
| HS Sokratis | Greece | 22 April 1941 | Antikyra, Greece | Sunk by German warplanes | ? | [28] | ||
| HMHS St David | British Empire | 24 January 1944 | 40 kilometers south of Anzio | Sunk by German warplanes (Hs-293) | 96 | [29] | ||
| HS Tevere | Italy | 17 February 1941 | Off Tripoli | She struck a sea mine | 4 | [31] | ||
| HS Tübingen | Germany | 18 November 1944 | 3.5 miles south of Cap. Premantura Pula (Pola) | Attacked by two British warplanes (Beaufighters) | 6 | [32] | ||
| HMHS Talamba |  | British Empire | 10 July 1943 | Off Syracuse, Italy during the amphibious landings on Sicily | Bombed and sunk by an Italian aircraft while embarking wounded | 5 | [33] |
The Awa Maru (阿波丸) was a Japanese ocean liner owned by Nippon Yusen Kaisha. The ship was built in 1941–1943 by Mitsubishi Shipbuilding & Engineering Co. at Nagasaki, Japan. The vessel was designed for passenger service, but the onset of war by the time work was completed changed requirements, and she was requisitioned by the Japanese Navy. While sailing as a relief ship under Red Cross auspices in 1945, she was torpedoed by USS Queenfish (SS-393), resulting in the death of all but one of the 2,004 people aboard.
I-10 was an Imperial Japanese Navy Type A1 submarine that served during World War II. Designed as a submarine aircraft carrier, she was commissioned in 1941 and supported the attack on Pearl Harbor, operated in the Indian Ocean — including support for the 1942 midget submarine attack on Diego Suarez — and in the New Caledonia and New Zealand areas, and took part in the Guadalcanal campaign and Marianas campaign before she was sunk in 1944 during her seventh war patrol.
Hokkai Maru was a Kinai Maru-class auxiliary transport of the Imperial Japanese Navy during World War II. She participated in the Japanese occupation of British Borneo and was part of ill-fated convoy HI-71.
I-16 was one of five Type C cruiser submarines of the C1 sub-class built for the Imperial Japanese Navy, Commissioned in 1940, she deployed a midget submarine for the attack on Pearl Harbor and for an attack on ships at Diego-Suarez in Madagascar, conducted an anti-shipping patrol in the Indian Ocean, and took part in the Guadalcanal campaign, New Guinea campaign, and Bougainville campaign before she was sunk in May 1944.
I-18 was one of five Type C cruiser submarines of the C1 sub-class built for the Imperial Japanese Navy. During World War II, she operated as the mother ship for a midget submarine during the attack on Pearl Harbor and the attack of Diego-Suarez, conducted a war patrol in the Indian Ocean, and served in the Guadalcanal campaign before she was sunk in February 1943.
Ro-40 was an Imperial Japanese Navy Kaichū type submarine of the K6 sub-class. Completed and commissioned in September 1943, she served in World War II and was sunk in February 1944 during her first war patrol.
Ha-103 was an Imperial Japanese Navy Ha-101-class submarine. Completed and commissioned in February 1945, she served during the final months of World War II, conducting a supply run and operating on radar picket duty. She surrendered at the end of the war in September 1945 and was scuttled in April 1946.
Ha-105 was an Imperial Japanese Navy Ha-101-class submarine. Completed and commissioned in February 1945, she served during the final months of World War II, conducting a supply run and operating on radar picket duty. She surrendered at the end of the war in September 1945 and was scuttled in April 1946.
Ha-107 was an Imperial Japanese Navy Ha-101-class submarine. Completed and commissioned in December 1944, she served during the final months of World War II. She surrendered at the end of the war in September 1945 and was scuttled in April 1946.
Ha-108 was an Imperial Japanese Navy Ha-101-class submarine. Designed as a transport submarine, she was completed and commissioned in May 1945 as a submarine tender for midget submarines. She served during the final months of World War II, surrendered at the end of the war in September 1945, and was scuttled in April 1946.
Ha-111 was an Imperial Japanese Navy Ha-101-class submarine. Converted during construction into a submarine tender for midget submarines, she was completed and commissioned in July 1945, only a few weeks before the end of World War II, the last Ha-101-class submarine to be completed. She surrendered at the end of the war in September 1945, and was scuttled in April 1946.