Alan Pardew has already signed Yohan Cabaye, Demba Ba and Sylvain Marveaux so far this summer as he looks to build on last season's 11th place finish. A replacement for Andy Carroll is overdue with the entire £35 million fee received from his sale possibly available for transfers.
The Magpies face a battle to the core of the side together with Argentine duo Fabricio Coloccini and Jonas Gutierrez believed to have attracted interest from other Premier League sides.
Club captain Kevin Nolan has already left to join Championship side West ham United. Joey Barton has 12 months remaining on his contract and has not been offered a new deal. Jose Enrique is set to leave as he stalls on a new contract offer. He will be available on a Bosman transfer next summer.
Here, we take a look at players that could be heading to Newcastle United during the summer transfer window.