Former Queens Park Rangers midfielder Leroy Fer scored for Swansea City against Crystal Palace in the Premier League at the weekend.
The Swans were well beaten 3-1 at Stoke City last night and are in the bottom three.
Swansea City are struggling for results, but the spark Modou Barrow brings on the flanks could be the key to a turnaround.
Makaay played with Fer at Feyenoord and has kept a close eye on his dutch team-mate since he joined the Swans.
Many are already writing off Swansea under their new coach, but the club could benefit from a change in direction - especially with two strapping targetmen in their ranks.
Liverpool were 2-1 winners at the Liberty Stadium on Saturday.
The Dutch pair played together at Feyenoord.
Swansea City host Liverpool at the Liberty Stadium in Saturday's early kick-off.
Swansea drew 2-2 with Chelsea at the Liberty stadium Sunday.
Liverpool are reportedly interested in signing the Swansea City midfielder.