27 November 1997 at age 16 to face Rosenborg.
Ryan Giggs made his Champions League debut in 1991 - 92season.
Wayne Rooney
Kaka will make his debut for Real Madrid on august 31 , as the Spanish La liga starts then.
17His debut was against CD Leganes on 27-May-2001 at home.
Only one for Manchester United, against Fenerbahce on his Champions League debut to finish a hat-trick.
Babe Ruth made his major league debut on July 11, 1914.
Raul made his debut for the Real Madrid senior side against Real Zaragoza in the 1994 season. He replaced the legendary Butrageno and impressed with an assist to Ivan Zamorano. He was at that time the youngest player ever to have donned the Real Madrid colours in La Liga
Wayne Rooney scored a hat-trick on his debut in the 6-2 Champions League drubbing of Fenerbahçe at Old Trafford, 28-Sep-2004.
Derek Jeter made his Major League debut with the New York Yankees on May 29, 1995.
Yes, he was. It was on his debut vs Torquay Utd in 1967. In fact, he was the first man since the war to be sent of on his debut in the football league.
Roberto Clemente made his Major League debut on April 17, 1955 with the Pittsburgh Pirates.
Hank Aaron made his Major League Debut on April 13, 1954. Hank went 0 for 5 but did not strikeout.