Similar to 大相撲平成21年5月場所

2009 World Baseball Classic Pool A

Deaths in May 2009

2010 AFC Women's Asian Cup qualification

Dream 9

Jewels 3rd Ring

STS-125

2009 UEFA European Under-17 Championship

UFC 98

2009 Men's Ice Hockey World Championships

2009 Asian Judo Championships

Operation Allied Protector

2009 Italian motorcycle Grand Prix

2009 Indian general election

2009 Volta a Catalunya

2009 Cannes Film Festival

2009 North Korean nuclear test

2009 Judo Grand Slam Moscow

United Nations Security Council Resolution 1872