SM U-50 was one of 329 submarines in the Imperial German Navy in World War I. She took part in the First Battle of the Atlantic.
U-50 is most notable for sinking the, formerly an armed merchant cruiser which had returned to passenger service, killing two Americans before the United States had entered the war. Laconia was also the 15th largest ship destroyed by submarine in the war.[1]
| Date | Name | Nationality | Tonnage[2] | Fate[3] | |
|---|---|---|---|---|---|
| 10 November 1916 | Bogota |  United Kingdom | 4,577 | Sunk | |
| 11 November 1916 | Løkken |  Norway | 1,954 | Sunk | |
| 11 November 1916 | Morazan | United Kingdom | 3,486 | Sunk | |
| 11 November 1916 | Sarah Radcliffe | United Kingdom | 3,333 | Sunk | |
| 12 November 1916 | San Giovanni | 1,315 | Sunk | ||
| 12 November 1916 | Stylinai Bebis |  Greece | 3,603 | Sunk | |
| 12 November 1916 | Ioannis | Greece | 3,828 | Sunk | |
| 13 November 1916 | Lela | 2,987 | Sunk | ||
| 14 November 1916 | Hatsuse | United Kingdom | 282 | Sunk | |
| 18 February 1917 | Jean Pierre |  France | 449 | Sunk | |
| 22 February 1917 | Blenheim | Norway | 1,144 | Sunk | |
| 24 February 1917 | Falcon | United Kingdom | 2,244 | Sunk | |
| 25 February 1917 | Aries | United Kingdom | 3,071 | Sunk | |
| 25 February 1917 | Huntsman | United Kingdom | 7,460 | Sunk | |
| 25 February 1917 | United Kingdom | 18,099 | Sunk | ||
| 11 April 1917 | Sarvsfos | Norway | 1,462 | Sunk | |
| 19 April 1917 | Avocet | United Kingdom | 1,219 | Sunk | |
| 20 April 1917 | Emma | United Kingdom | 2,520 | Sunk | |
| 21 April 1917 | Diadem | United Kingdom | 4,307 | Sunk | |
| 23 April 1917 | Dykland | United Kingdom | 4,291 | Sunk | |
| 23 April 1917 | Oswald | United Kingdom | 5,185 | Sunk | |
| 25 April 1917 | Swanmore | United Kingdom | 6,373 | Sunk | |
| 7 June 1917 | Yuba | Norway | 1,458 | Sunk | |
| 11 June 1917 | Sigrun | Norway | 2,538 | Sunk | |
| 16 June 1917 | Carrie Hervey | United Kingdom | 111 | Sunk | |
| 21 June 1917 | Ortona | United Kingdom | 5,524 | Sunk | |
| 26 June 1917 | Vonin |  Denmark | 104 | Sunk |