List of ship launches in 1845
The list of ship launches in 1845 includes a chronological list of some ships launched in 1845.
| Date | Ship | Class | Builder | Location | Country | Notes |
| 1 January | Steamship | Messrs. Caird & Company | Greenock |  UKGBI |
The list of ship launches in 1845 includes a chronological list of some ships launched in 1845.