Gareth Southgate's England are set to continue their run in the UEFA Nations League in June when they face the Netherlands in the semi-final of the competition.
With plenty of options to choose from, Southgate will be hoping to use March's European Championship qualifiers against the Czech Republic and Montenegro as a good chance to test some potential call-ups, whether they be debutants or returning stars.
Here are four defenders who will be looking to play their way into Southgate's plans.
As most fans of the Premier League will tell you, Crystal Palace's Aaron Wan-Bissaka is the real deal.