As the old saying goes: "If you're good enough, you're old enough". We saw that on show as Chelsea wonderkid Callum Hudson-Odoi made his England debut on Friday at the tender age of 18, despite having yet to make his first Premier League start.
The Three Lions are blessed with some of the finest youth sides in the world, and Gareth Southgate certainly has a crop of hungry youngsters knocking on his door, all looking to follow Hudson-Odoi onto the pitch at Wembley Stadium.
Here are seven teenagers who could be next in line for an England call-up.