List of ship launches in 1818
The list of ship launches in 1818 includes a chronological list of some ships launched in 1818.
| Date | Ship | Class | Builder | Location | Country | Notes |
| 8 January | Jean Michel Segondat | Cherbourg |  UKGBIship||Isabella|1818 ship|2 |
The list of ship launches in 1818 includes a chronological list of some ships launched in 1818.