He was born on 12th November 1988 in Gradiška.
On 16th March 2021, at the session of the General Assembly, he was elected President of the BH FF in the period from 2021 to 2025. The main priorities in this mandate, as he announced, are projects to improve infrastructure at stadiums in Bosnia and Herzegovina and development of youth and women’s football.
Since June 2018, he has been a member of the management board of FK Borac, in which he successfully performed the function of president until August 2020.
He was the President of the Regional Football Association of Banja Luka from 12.10.2018 to 05.06.2020.
He was elected president of the Football Association of the Republic of Srpska in January 2020, and after re-election to the position of the FA RS president in September of the same year, as president of the entity association, he became a member of the Executive Board of the BH Football Federation.
He has been a member of the UEFA National Associations Committee since 11th July 2021.
He expressed his love for sports very early, through active basketball in the youth teams of Igokea, then football in the Football School “Džaja” as well as in Borac Banja Luka.
In addition to sports, his preoccupations are activities related to improving the quality of life in social communities and work on environmental protection.
Zeljković graduated at the BLC (Banja Luka College) and acquired the title of manager of occupational safety and environmental protection.
He worked in the Fund for Environmental Protection and Energy Efficiency of the Republic of Srpska, after which he continued to build his business career in the private sector.
He fluently speaks English.