2002–03 Bosnia and Herzegovina Football Cup was the ninth season of the Bosnia and Herzegovina's annual football cups, and the third season of the unified competition.
The competition started on 6 November 2002 with the First Round and concluded on 27 May 2003 with the Final.
Thirty-two teams entered in the First Round.
The first legs were played on 6 November and the second legs were played on 10 November 2002.
The first legs were played on 27 November and the second legs were played on 30 November 2002.