Lists of Hot 100 number-one singles of 2009From Wikipedia, the free encyclopedia Lists of Hot 100 number-one singles of 2009 are lists of singles released in 2009 as ranked by Billboard magazine in the United States and associated magazines in other countries.
Lists of Hot 100 number-one singles of 2009 are lists of singles released in 2009 as ranked by Billboard magazine in the United States and associated magazines in other countries.