"Moon River" is a song composed by Henry Mancini with lyrics by Johnny Mercer. It was originally performed by Audrey Hepburn in the 1961 film Breakfast at Tiffany's, winning an Academy Award for Best Original Song. The song also won the 1962 Grammy Awards for Record of the Year and Song of the Year. In 1999, Mancini's recording was inducted into the Grammy Hall of Fame.

The Grammy Award for Song of the Year is an honor presented at the Grammy Awards, a ceremony that was established in 1958 and originally called the Gramophone Awards. The Song of the Year award is one of the four most prestigious categories at the awards, presented annually since the 1st Grammy Awards in 1959. According to the 54th Grammy Awards description guide, the award is presented:to honor artistic achievement, technical proficiency and overall excellence in the recording industry, without regard to album sales or chart position.