Borki Predojević was born on 6 April 1987 in Teslić, SR Bosnia and Herzegovina, SFR Yugoslavia (now Republika Srpska, Bosnia and Herzegovina) to father Borislav Predojević, who is also a chess player and administrator, and mother Živana [REF].
Borki first started to play chess in the local club Teslić in 1995, and is one of the founders of chess club Mladost, also in Teslić, in 1998 [REF].