"Fight Song" is a song recorded by American singer and songwriter Rachel Platten, released as a single by Columbia Records on February 19, 2015. It appears on her extended play (EP) of the same name (2015) and on her major label debut studio album, and third overall, Wildfire (2016). Platten co-wrote the song with Dave Bassett.
The song peaked at number six on the Billboard Hot 100 and also reached number one of the Adult Contemporary and Adult Pop Songs airplay charts. Outside the United States, "Fight Song" topped the charts in the United Kingdom and also peaked within the top ten of the singles charts in Australia, Canada, New Zealand and the Republic of Ireland and the top twenty of the charts in Slovakia. It has sold two million copies in the United States, earning a double platinum certification by the RIAA.