The 19-year-old has represented Scotland since the age of 15 and was recently selected for the Under-21 squad for their games against Northern Ireland but pulled out due to injury.
However, there is a belief that the Geordie-born talent will be persuaded to make the switch to his home country after a string of impressive performances off the bench in the Premier League.
After an impressive spell at League Two outfit Bristol Rovers last year which ended in promotion, the youngster has earned the trust of manager Eddie Howe in pre-season training and in his handful of Premier League cameos.
Currently, there has been no formal approach from the English FA. While Newcastle are not pressuring the teenager to make an imminent decision on his future, The Telegraph suggest that he will switch his allegiances to the Three Lions should the FA come calling after watching him closely in recent months.