Esterel
| Name | Esterel |
| Type | Steamer |
| GRT | 2,574 tons |
| Country |  French |
| Built | 1904 |
| Builder | A. McMillan & Son, Ltd., Dumbarton |
| Operator | Cie. Marseillaise de Nav. à Vapeur (Fraissinet & Cie.), Marseille |
| History |
U-boat attacks on Steamer Esterel
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 9 Apr 1917 | U 52 (Hans Walther) | Sunk | off Port Vendres | 42° 39'N, 3° 30'E | West Africa - Marseille | ||
| Capt. J.Gibert | ||||||||
Position of attack on Esterel
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