The 10 songs in the chart below are the most popular songs of 2015 based on the top downloaded and streamed songs from online music retailers. 66 songs entered Top 10 Songs' charts in 2015. "Uptown Funk!" by Mark Ronson Featuring Bruno Mars made the most chart entries at 24. "Lean On" by Major Lazer & DJ Snake Featuring MO had the most chart entries (17) without making the top 10 or the 11th song of the year. The 11th song for 2015 is "Sugar" by Maroon 5. There are two end year charts, the one below, and the Top Songs of 2015 by Vote.

Top 10 Songs of 2015 -- Chart 754
Rank	Song	Artist
1	Uptown Funk!	Mark Ronson Featuring Bruno Mars
2	See You Again	Wiz Khalifa Featuring Charlie Puth
3	Cheerleader (Felix Jaehn Remix)	OMI
4	Can't Feel My Face	The Weeknd
5	Thinking Out Loud	Ed Sheeran
6	What Do You Mean?	Justin Bieber
7	Hotline Bling	Drake
8	Love Me Like You Do	Ellie Goulding
9	Hello	Adele
10	The Hills	The Weeknd