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.
The youngest player to play an AFL/VFL game was Tim Watson for the Essendon Football Club.
Barnsleys Reuben Noble-Lazarus made his debut aged 15 years and 45 days to became the Football League's youngest player.
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
It was Pele at 17 years.
Ricardo Gardner.
my dad
Talha Jubair of Bangladesh is the youngest player (17yrs. 07d) to play at the World Cup in 2002/2003
Norman Whiteside ( Northern Ireland, vs Yugoslavia, 1982) was the youngest to play in aworld cup football match at the age of 17 yrs and 41 days.
The youngest player to ever play professional football is believed to be Harvey Elliott, who made his debut for Fulham at the age of 15 years and 174 days in 2019. He is from England and has since played for Liverpool in the Premier League. However, if considering international matches, the record is held by a few players depending on the context and specific competitions.