The Diamonds World Tour was the fifth concert tour by Barbadian recording artist Rihanna. It was launched in support of her seventh studio album Unapologetic (2012). The tour was announced in September 2012 following the singer's performance at the 2012 MTV Video Music Awards. The tour kicked off on March 8, 2013 in Buffalo, New York and officially ending on November 15, 2013 in New Orleans, Louisiana. The tour visited the Americas, Europe, Asia, Africa, and Australia with 96 shows in total. This was Rihanna's first Australian tour since February 2011 with The Last Girl On Earth Tour.

Robyn Rihanna Fenty is a Barbadian singer, businesswoman, and actress, one of the most prominent recording artists of the 21st century. Rihanna signed with Def Jam Recordings in 2005 and found mainstream recognition following the release of her first two studio albums, Music of the Sun (2005) and A Girl Like Me (2006). Both influenced by Caribbean music, the albums quickly earned commercial success and peaked within the top ten on the US Billboard 200 chart. Her third album, Good Girl Gone Bad (2007), incorporated elements of dance-pop, and established her status as a prominent music industry icon. Its lead single "Umbrella" peaked atop the US Billboard Hot 100, won her first Grammy Award from three nominations, and remains one of the best-selling singles of all time.