Przeboje 2009 roku – numery 1 listy Billboard Hot 100

1. 3.01–10.01
   Single Ladies (Put A Ring On It)Beyonce
   2 tyg.
2. 17.01–31.01
   Just DanceLady Gaga Featuring Colby O'Donis
   3 tyg.
3. 7.02–14.02
   My Life Would Suck Without YouKelly Clarkson
   2 tyg.
4. 21.02
   Crack A BottleEminem, Dr. Dre & 50 Cent
   1 tydz.
5. 28.02–4.04
   Right RoundFlo Rida
   6 tyg.
6. 11.04
   Poker FaceLady Gaga
   1 tydz.
7. 18.04–4.07
   Boom Boom PowThe Black Eyed Peas
   12 tyg.
8. 11.07–10.10
   I Gotta FeelingThe Black Eyed Peas
   14 tyg.
9. 17.10
   DownJay Sean Featuring Lil Wayne
   1 tydz.
10. 24.10
    3Britney Spears
    1 tydz.
11. 31.10
    DownJay Sean Featuring Lil Wayne
    1 tydz.
12. 7.11
    FirefliesOwl City
    1 tydz.
13. 14.11
    Whatcha SayJason Derulo
    1 tydz.
14. 21.11
    FirefliesOwl City
    1 tydz.
15. 28.11–26.12 ♪
    Empire State Of MindJay-Z + Alicia Keys
    5 tyg.

Źródło notowań: Billboard Hot 100 (dane: projekt billboard-hot-100 na GitHubie).