the youngest NFL player ever is Houston Texans DT Amobe Okoye
The 17-year old Feller became the youngest player ever to play a regular season game.
I think it was Lewis Hamilton.
neymer
Raul Paueve'
It was another man who is the youngest and not Michael Owen.
I believe the youngest ever player to enter the NBA was Andrew Bynum of the Lakers. He was 17 years old when he made it.
Kobe Bryant
Gulam
sachin
Theo Walcott
It was Pele at 17 years.