The France international only joined the Magpies last month from Marseille and has made a bright start to life in the North East of England.
However, his stay could only be a short one if Barca get their way, with reports claiming that the Catalans are lining up a winter move.
The La Liga champions’ transfer ban will be lifted in 2016, which will allow them to register players – Arda Turan and Aleix Vidal moved to the club during the last window but have been unable to play.
Thauvin is seen as an option at the Nou Camp with Rafinha currently sidelined for a long period of time with a serious ACL injury.
Although Newcastle are likely to be reluctant to offload a signing so swiftly, there’s a chance they could make a significant profit on the £12m paid for his signature.