P&O Irish Sea
| Predecessor | P&O European Ferries | 
|---|---|
| Founded | 1998 | 
| Defunct | 2010 | 
| Fate | rebranded as P&O Ferries | 
| Headquarters | Copse Road, Fleetwood (until 2004), | 
| Area served | Irish Sea | 
| Services | Passenger transportation Freight transportation | 
| Owner | P&O Ferries | 
| Parent | P&O | 
| Website | www.poirishsea.com | 
| Footnotes / references P&O House Flag | |
P&O Irish Sea was the trading name of P&O Ferries in the Irish Sea from 1998 to 2010, when it was rebranded P&O Ferries.