Agios Dionysios
| Name | Agios Dionysios |
| Type | Sailing vessel |
| GRT | 58 tons |
| Country |  Greek |
| Built | |
| Builder | |
| Operator | |
| History |
U-boat attacks on Sailing vessel Agios Dionysios
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 20 May 1918 | k.u.k. U32 (Otto Kasseroller) | Sunk | Med. sea | 36° 39'N, 22° 18'E | 0 |
Position of attack on Agios Dionysios
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