Crystal Palace have confirmed the signing of Jairo Riedewald from Ajax.
He has signed a five-year contract and joins for an undisclosed fee.
The Dutch defender is reunited with Frank De Boer, who gave him his first-team debut at Ajax.
Jairo Riedewald told the club’s website: “I am very pleased to be joining Crystal Palace and after speaking with the gaffer a couple of weeks ago I was delighted to have the opportunity to come over and play in the Premier League.
“The Premier League is a great competition to be involved in and it is a great opportunity to be working under Frank de Boer once again having been with him at Ajax. “
The 20-year-old is capable of playing the versatile star can operate at centre-back, left-back or defensive midfield.
He joins Ruben Loftus-Cheek after the Chelsea midfielder signed a season-long loan at Selhurst Park.