 " Unfaithful " was listed at number eight on Billboard magazine 's list of Songs of the Summer of 2006 . In 2011 , the same publication also ranked the song at number 15 on its list of Rihanna 's 20 Biggest Billboard Hits . American magazine Rap @-@ Up listed " Unfaithful " at number nine on its list of the Top 10 Singles of 2006 . " Unfaithful " won the awards for Song of the Year and Best Soul / R & B Single at the 2007 Barbados Music Awards . It also won the accolade for Best International Song at the 2007 NRJ Music Awards . 
