Three Lions keeper Ramsdale, 26, is another who should beat Saints’ slide into the second tier - with his former club Bournemouth on alert.
England cap Harwood-Bellis is fancied by West Ham and could escape from the drop at the end of this season as Saints head back to the Championship.
Bournemouth have goalkeeper Kepa, 30, on loan from Chelsea but should be in the market for a new No 1 and Ramsdale still has fans within the club.
Koumas, currently impressing on loan at Stoke, could be ready for the step up to the Premier League next season.
LIVERPOOL babe Lewis Koumas has joined fellow Red Ben Doak on Crystal Palace’s wanted list.