Bosnia and Herzegovina in the Eurovision Song Contest 2003

Bosnia and Herzegovina was represented at the Eurovision Song Contest 2003 with the song "Ne brini", written by Ines Prajo and Arjana Kunštek, and performed by Mija Martina. The Bosnian-Herzegovinian participating broadcaster, Public Broadcasting Service of Bosnia and Herzegovina (PBSBiH), organised the national final BH Eurosong 2003 in order to select its entry for contest. Eighteen entries participated during the show on 1 March 2003 where the winner was determined over two rounds of voting from an eight-member jury. The top four entries in the first round advanced to the second round, during which "Ne brini" performed by Mija Martina was selected as the winner.

Bosnia and Herzegovina competed in the Eurovision Song Contest which took place on 24 May 2003. Performing during the show in position 6, Bosnia and Herzegovina placed sixteenth out of the 26 participating countries, scoring 27 points.