| Name: | UNA |
| Type: | Cargo Ship |
| Launched: | 10/09/1859 |
| Completed: | 09/1859 |
| Builder: | Palmer Bros & Co |
| Yard: | Jarrow |
| Yard Number: | 84 |
| Dimensions: | 1307grt, 839nrt, 250.7 x 30.2 x 20.8ft; (1873: 1235grt, 960nrt) |
| Engines: | 2cyl (45 & 45 x 30ins), 250hp; (1875: C2cyl (30 & 60 x 33ins), 200hp) |
| Engines by: | Palmer Bros & Co, Jarrow; (1875: Bailey & Leetham, Hull) |
| Propulsion: | 1 x Screw |
| Construction: | Iron |
| Reg Number: | 27846 |
| History: | |
| 22/09/1859 | Malcolmson Brothers, Waterford; registered at Waterford |
| 02/1870 | William Malcolmson, Waterford; registered at Liverpool |
| 29/03/1873 | William Leetham, Hull; registered at Hull |
| 28/05/1873 | William Bailey & William Leetham, Hull |
| 01/1875 | Wm Bailey, Sarah Leetham & Henry Gleadhow, Hull |
| 19/09/1879 | William Bailey, Hull |
| 01/11/1883 | Walter S Bailey, AK Rollit & Wm Goddard, Hull |
| 10/1896 | Bailey & Leetham Ltd, Hull |
| 01/1897 | Broken up |
| Comments: | 1875: Re-engined |
| 01/1897: Broken up at Blackwall Point |