Portsmouth Navy Seahawks were a rugby league team based in Gosport, Hampshire.

The Seahawks, as a club, is open to non-service players as well as members of the Royal Navy.

Gosport & Fareham Vikings joined the London & South Division of the Rugby League Conference in 2003.

The club made a mid-season withdrawal in 2005 and didn't return to the Conference until 2007, this time to the South Division.

Gosport & Fareham Vikings became Portsmouth Navy Seahawks for the 2008 season and took part in the Rugby League Conference South Premier Division finishing fifth.