The UK's Prince George, second in line to the throne, turned 13 on Wednesday as he readied to follow in his father Prince William's footsteps and start at the prestigious Eton College. The UK’s Prince George, second in line to the throne, turned 13 on Wednesday as he readied to follow in his father Prince William’s footsteps and start at the prestigious Eton College. As the eldest child of the heir to the British throne, Prince William, and Princess Catherine, George is set to succeed his father as king one day. The UK’s Prince George, second in line to the throne, turned 13 on 22 July 2026, as he readied to follow in his father Prince William’s footsteps and start at the prestigious Eton College. Beyond the royal title, William has also passed onto George his love for football and his team Aston Villa.