It could be Pele he was 17 years in 1958 world cup in Sweden.
Pele
Gulam
It was Michael Owen.
It was another man who is the youngest and not Michael Owen.
It was Pele at 17 years.
Theo Walcott
Peter Crouch aged 7.3
Peter Crouch aged 7.3
It was the 17 year old Pele in 1958 world cup in Sweden.
Christian Eriksen (Denmark)
Pele is the youngest to me as he was only 17 years , at his first world cup.
I don't think that there was really a youngest player in the World Cup history, but there was a youngest captain which was Fuad Amin of Saudi Arabia. I