Constance
| Name | Constance |
| Type | Steamer |
| GRT | 2,469 tons |
| Country |  French |
| Built | 1912 |
| Builder | Atel. & Chant. de la Loire, Nantes |
| Operator | Cie. Auxiliaire de Navigation (A. Capel & Cie.), Nantes |
| History |
U-boat attacks on Steamer Constance
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 23 Aug 1917 | k.u.k. U14 (Georg Ritter von Trapp) | Sunk | 142 miles NE of Malta | 36° 51'N, 17° 25'E | Bizerta - Milos |
Position of attack on Constance
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