The 10 songs in the chart below are the most popular songs of 2009 based on the top weekly downloads from online music retailers. 78 songs entered Top 10 Songs' charts in 2009. "Poker Face" by Lady Gaga made the most chart entries at 36. "Party In The U.S.A." by Miley Cyrus had the most chart entries (21) without making the top 10 or the 11th song of the year. The 11th song for 2009 is "The Climb" by Miley Cyrus.

Top 10 Songs of 2009 -- Chart 360
Rank	Song	Artist
1	I Gotta Feeling	Black Eyed Peas
2	Poker Face	Lady Gaga
3	Boom Boom Pow	Black Eyed Peas
4	Just Dance	Lady Gaga Featuring Colby O'Donis
5	Right Round	Flo Rida Featuring Ke$ha
6	Fireflies	Owl City
7	Down	Jay Sean Featuring Lil Wayne
8	Love Story	Taylor Swift
9	You Belong With Me	Taylor Swift
10	Whatcha Say	Jason Derulo