Convoy Battles of World War II occurred when convoys of warships protected cargo ships assembled for mutual defense and were attacked by submarines, surface ships and/or aircraft. Most were in the North Atlantic from 1939 to 1943 and involved attacks by U-boat wolfpacks. Convoy battles also occurred in the Arctic Ocean, Mediterranean Sea and western Pacific Ocean.
Convoy | Escort | Date Located[1] | Warships | Bombers | U-boats[1] | Ships Sunk[1] | GRT lost[1] |
---|---|---|---|---|---|---|---|
HX 65 | — | 24 August 1940[2] | — | 12[3] | 3[4] | 7[4] | 42,311[4] |
HX 72[5] | — | 20 September 1940 | — | — | 9 | 11 | 72,727 |
SC 7 | — | 16 October 1940 | — | — | 7 | 20 | 79,592 |
HX 79 | — | 19 October 1940 | — | — | 5 | 12 | 75,069 |
HX 84[6] | HMS Jervis Bay | 5 November 1940 | Scheer | — | — | 5 | 33,331 |
HX 90 | —[7] | 1 December 1940 | — | — | 7 | 11 | 73,958 |
HG 53 | — | 8 February 1941[8] | Hipper[8] | 5[8] | 1[8] | 9[8] | 15,218[8] |
SL 64 | —[8] | 12 February 1941[8] | Hipper[8] | — | — | 7[8] | 32,806[8] |
HX 112 | 5th EG[9] | 15 March 1941 | — | — | 5 | 5 | 34,505 |
SC 26 | 1 April 1941 | — | — | 8 | 10 | 51,969 | |
OB 318 | 3rd EG[10] | 7 May 1941 | — | — | 4 | 9 | 50,985 |
HX 126 | HMS Aurania[11] | 19 May 1941 | — | — | 11 | 9 | 51,862 |
OG 69 | — | 24 July 1941 | — | — | 8 | 7 | 11,303 |
OG 71 | — | 17 August 1941 | — | — | 8 | 10 | 15,185 |
SC 42 | NEF 24th EG[12] | 9 September 1941 | — | — | 19 | 16 | 68,259 |
HG 73 | — | 19 September 1941 | — | — | 5 | 10 | 25,818 |
GM 2 | Force H[13] | 25 September 1941[14] | 2 × BB[15] | 62[16] | 11[14] | 1[17] | 12,427[13] |
SC 48 | EG 4.1.15[18] | 15 October 1941 | — | — | 9 | 11 | 49,835 |
HG 76 | 36th EG[19] | 16 December 1941 | — | — | 10 | 4 | 18,383 |
NA 2 | — | 31 January 1942 | — | — | 4 | 1 | 1,190 |
ON 67 | TU 4.1.5[20] | 21 February 1942[20] | —[20] | —[20] | 5[20] | 8[20] | 54,750[21] |
MW 10[22] | — | 21 March 1942 | Littorio | 9 | 3 | 2 | 17,031 |
PQ 13 | — | 28 March 1942 | — | — | 9 | 2 | 11,507 |
ONS 92 | A-3[23] | 11 May 1942 | — | — | 6 | 7 | 36,284 |
ONS 100 | C-1[23] | 8 June 1942 | — | — | 6 | 5 | 20,478 |
MW 11[24] | — | 12 June 1942 | — | — | 6 | 2 | 12,915 |
GM 4[24] | Force X | 14 June 1942 | — | — | — | 4 | 29,129 |
PQ 17[25] | 1st EG | 1 July 1942 | — | 202 sorties[26] | 9 | 16 | 102,311 |
ON 115 | C-3[23] | 29 July 1942 | — | — | 12 | 3 | 21,456 |
SC 94[23] | C-1 | 5 August 1942 | — | — | 17 | 11 | 53,421 |
WS.5.21.S[27] | — | 10 August 1942 | — | 316 | 2 | 9 | 88,812 |
ON 122[28] | B-6[28] | 22 August 1942 | — | — | 14 | 4 | 17,235 |
ON 127 | C-4[28] | 9 September 1942 | — | — | 12 | 8 | 51,619 |
PQ 18 | — | 12 September 1942 | — | 77 | 5 | 3 | 19,689 |
SC 100[28] | C-4 | 18 September 1942 | — | — | 17 | 5 | 26,331 |
QP 14 | — | 20 September 1942 | — | — | 7 | 6 | 23,474 |
RB 1[29] | — | 23 September 1942 | — | — | 9 | 3 | 11,525 |
SC 104[28] | B-6 | 12 October 1942 | — | — | 17 | 8 | 43,970 |
HX 212[28] | A-3 | 26 October 1942 | — | — | 13 | 6 | 51,918 |
SL 125 | — | 27 October 1942 | — | — | 10 | 12 | 80,005 |
SC 107[28] | C-4 | 30 October 1942 | — | — | 16 | 15 | 82,817 |
ON 144[28] | B-6 | 15 November 1942 | — | — | 13 | 6 | 26,321 |
ON 153 | B-7[28] | 15 December 1942 | — | — | 13 | 4 | 19,551 |
JW 51B[30] | — | 24 December 1942 | 2 × CA | — | 1 | — | —[31] |
ONS 154[28] | C-1 | 26 December 1942[32] | 0[33] | —[33] | 16[32] | 14[33] | 69,378[34] |
TM 1 | B-5[30] | 3 January 1943 | — | — | 14 | 7 | 56,453 |
SC 118[28] | B-2 | 4 February 1943 | — | — | 20 | 11 | 59,765 |
ON 166[28] | A-3 | 21 February 1943 | — | — | 19 | 14 | 88,001 |
UC 1[35] | 44th EG[36] | 22 February 1943 | — | — | 11 | 3 | 26,682 |
81[37] | 8 × DD | 1 March 1943 | 10 × MTB | 114 | — | 8 | 37,324 |
SC 121[28] | A-3 | 6 March 1943 | — | — | 26 | 12 | 55,661 |
HX 228[28] | B-3 | 10 March 1943 | — | — | 19 | 5 | 25,515 |
UGS 6[38] | 12 March 1943 | — | — | 17 | 4 | 28,018 | |
HX 229[28] | B-4 | 16 March 1943 | — | — | 43 | 13 | 93,502 |
SC 122[28] | B-5 | 17 March 1943 | — | — | 43 | 9 | 53,094 |
RS 3 | 27 March 1943 | — | — | 7 | 3 | 15,389 | |
HX 231[28] | B-7 | 4 April 1943 | — | — | 11 | 6 | 41,494 |
ONS 5[28] | B-7 | 28 April 1943 | — | — | 55 | 13 | 61,958 |
TS 37 | — | 30 April 1943 | — | — | 1 | 7 | 43,255 |
JW 55B[39] | — | 22 December 1943 | Scharnhorst | — | 2 | — | —[31] |
JW 56A | — | 25 January 1944 | — | — | 4 | 3 | 21,584[40] |
Hi-40[41] | Shimushu[42] | 19 February 1944[42] | —[42] | —[42] | 2[42] | 5[42] | 28,075[41] |
Hi-71[43] | 6th EG | 17 August 1944 | — | — | 6 | 5 | 73,071[44] |
Hi-81[45] | 8th EG | 15 November 1944[45] | — | 1 | 6[46] | 3[45] | 36,100[46] |