There are four bands named "Amazon": (1) A NWOBHM band formed in 1981 in UK. They released one single in 1981 called "Hypnotizing You". Line up:
Lori Chacko : Vocals
Gerry Moffett : Guitar
Andy Bown : Bass
Richard Cottle : Keyboards (Tony Martin)
Peter Van Hooke : Drums
(2) Melodic Metal/Rock band formed in 2002 in Brazil. They released one single in 2002 called "While There Is Time" and a full lenght album in 2004 called "Victoria Regia" and one DVD in 2004 called "Ao Vivo Em São Paulo (Via Funchal)".

Read more about Amazon on Last.fm.