Oscar Dronjak
 Oscar Fredrick Dronjak (born January 20 1972) is the rhythm and lead guitarist and founder of the Heavy Metal band HammerFall. Prior to the success of HammerFall he also played and released albums with the death metal acts Ceremonial Oath and Crystal Age.Dronjak was born in the Swedish town of Mölndal to a Serbian father and a Swedish mother. His first instrument was the recorder; he then played trombone for a few years until at the age of fourteen he settled on guitar.