| Name: | LEO |
| Type: | Cargo Ship |
| Launched: | 17/01/1866 |
| Completed: | 03/1866 |
| Builder: | Adamson & Pringle |
| Yard: | Willington Quay |
| Yard Number: | |
| Dimensions: | 375grt, 304nrt, 166.0 x 23.7 x 12.2ft |
| Engines: | 2cyl, 56hp |
| Engines by: | |
| Propulsion: | 1 x Screw |
| Construction: | Iron |
| Reg Number: | 53210 |
| History: | |
| 07/03/1866 | Thomas Henry Lyon, Hull; registered at South Shields |
| 22/03/1866 | Sank |
| Comments: | 22/03/1866: Sank with all hands in the Bay of Biscay |
| On a voyage from the Tyne to Barcelona with a cargo of coal |