Badminton.
Mariano Rivera made his Yankees debut in 1995.
Hank Aaron made his Major League Debut on April 13, 1954. Hank went 0 for 5 but did not strikeout.
He made his NHL debut with the Boston Bruins on January 18th, 1958.
Michael Jordan made his professional debut on October 26, 1984, with the Chicago Bulls against the Washington Bullets. Jordan scored 16 points in his debut and the Bulls beat Washington 109-93.
Theo Walcott
Theo Walcott
Walcott
Theo Walcott (born March 16, 1989 in Stanmore) is an English footballer who, as of February 2014, plays as a striker for Arsenal F.C. Walcott, who started his senior career with Southampton in 2005, moved to Arsenal in 2006, for whom he has made over 200 appearances in all domestic competitions. Walcott made his senior England debut in 2006, and has picked up over 30 caps for the national side.
Theo Walcott (born March 16, 1989 in Stanmore) is an English footballer who, as of February 2014, plays as a striker for Arsenal F.C. Walcott, who started his senior career with Southampton in 2005, moved to Arsenal in 2006, for whom he has made over 200 appearances in all domestic competitions. Walcott made his senior England debut in 2006, and has picked up over 30 caps for the national side.
His family made an appearance in Harry Potter and the Order of the Phoenix, he was supposed to but had to drop out due to football commitments.
Cesc Fabregas
Łukasz Fabiański
As far as I can find. South Africa made its One Day International debut on the 10th of November 1991 against India, where they were defeated by 3 wickets.
He made his ODI debut on 2 October 1996
Hamilton Masakadza
Eidur Gudhjonsen replaced his father Arnor Gudhjonsen