The 26-year-old has worn the number 66 shirt since his initial breakthrough at Liverpool and may have had his heart set on adopting the same figure at the Santiago Bernabeu next season. However, La Liga rules dictate players can only be assigned numbers between one and 25, reflecting the maximum size of the squad.
DID YOU KNOW?
Alexander-Arnold will see his 21-year association with Liverpool come to an end when his contract expires in the summer. By the time he departs, he will have played over 350 games for the Anfield club.
AFP
WHAT NEXT FOR ALEXANDER-ARNOLD?
The England international is currently sidelined with an injury will miss the Premier League showdown against Everton on April 2 as Arne Slot's side close in on the title.