Henri Laird, who played for England aged 18 years and 134 days in 1927. The youngest in the professional era was James O'Connor, playing for Australia at the age of 18.
This may be so, but as of Saturday 20th March 2010 - this will become Tom Prydie of Wales - making his debut v Italy aged 18yrs and 25days.
A youngster aged 16 years by the name of Steve Arneil played for Northern Rhodesia in 1950 just a year after the Rhodesians beat the All Blacks 10-8!
James O'Connor from Australia who kicked 5 penalties in their first match
so hes the youngest Rugby player to play in the world cup.
james o connor of australia
Tom Prydie.
Gulam
It is sachin Tendulkar.
Talha Jubair (Bangladesh) is the youngest player to play world cup cricket match. He was 17 years and 70 days in 2003 Cricket World Cup to play for Bangladesh
Ricardo Gardner.
It was Pele at 17 years.
Talha Jubair of Bangladesh is the youngest player (17yrs. 07d) to play at the World Cup in 2002/2003
Norman Whiteside is the youngest player to appear in a World Cup, when he debuted for Northern Ireland aged 17 years and 41 days at 1982 FIFA World Cup.
Norman Whiteside is the youngest player to appear in a World Cup, when he debuted for Northern Ireland aged 17 years and 41 days at 1982 FIFA World Cup.
Andruw Jones ... he played in the 1996 World Series at the age of 19.
The youngest player to play for England is Michael Owen.