Ships hit by U-553
See the profile page for U-553
| Date | Commander | Name of ship | Tons | Nat. | Convoy | ||
|---|---|---|---|---|---|---|---|
| 12 Jun 1941 | Karl Thurmann |  | Ranella | 5,590 |  | nw | OG-64 |
| 12 Jun 1941 | Karl Thurmann | | Susan Mærsk | 2,355 |  | br | OG-64 |
| 15 Oct 1941 | Karl Thurmann | | Ila | 1,583 | | nw | SC-48 |
| 15 Oct 1941 | Karl Thurmann | | Silvercedar | 4,354 | | br | SC-48 |
| 17 Oct 1941 | Karl Thurmann | | HMS Gladiolus (K 34) | 925 | | br | SC-48 |
| 15 Jan 1942 | Karl Thurmann | Diala (d.) | 8,106 | | br | ON-52 | |
| 22 Jan 1942 | Karl Thurmann | | Innerøy | 8,260 | | nw | |
| 12 May 1942 | Karl Thurmann | | Leto | 4,712 |  | nl | |
| 12 May 1942 | Karl Thurmann | | Nicoya | 5,364 | | br | |
| 2 Jun 1942 | Karl Thurmann | | Mattawin | 6,919 | | br | |
| 3 Aug 1942 | Karl Thurmann | Belgian Soldier (d.) | 7,167 |  | be | ON-115 | |
| 18 Aug 1942 | Karl Thurmann | | Blankaholm | 2,845 |  | sw | TAW-13 |
| 18 Aug 1942 | Karl Thurmann | Empire Bede | 6,959 | | br | TAW-13 | |
| 18 Aug 1942 | Karl Thurmann | John Hancock | 7,176 |  | am | TAW-13 | |
| 9 Dec 1942 | Karl Thurmann | | Charles L.D. | 5,273 | | br | HX-217 |
| 77,588 | |||||||
13 ships sunk (62,315 tons) and 2 ships damaged (15,273 tons). Legend | |||||||