Rear Admiral ( Rtd ) Josaia Voreqe Bainimarama , CF , MSD , OStJ , Fijian Navy , known commonly as Frank Bainimarama and sometimes by the chiefly title `` Ratu '' ( born 27 April 1954 ) , is a Fijian naval officer who has been Prime Minister of Fiji since 2007 .
Commodore Josaia Voreqe Bainimarama , CF , MSD , OStJ , Fijian Navy , known commonly as Frank Bainimarama and sometimes by the chiefly title `` Ratu '' ( born 27 April 1954 ) is a Fijian naval officer and politician . He became the Prime Minister of Fiji in January 2007 .