As such, the title would go to Prince Charles if the Queen is still in charge, or Prince William if his father has assumed the throne.
Prince Charles could redistribute it where he pleases, but the Queen would likely give it to her youngest son.
Prince Edward has dedicated a lot of time to helping his father with his Duke of Edinburgh duties, and this has placed him next in line to take the Duchy.
A royal source told The Times in 2015: “The Duke of Edinburgh’s Award is very much Prince Edward’s thing.”