 He is a member of the Serbian Orthodox Church in London, St Sava.Ivanović's maternal uncle is late footballer Đorđe Milovanović, a former Red Star Belgrade player; his maternal cousin is Dejan Milovanović, also a professional footballer, with whom he played in the junior national teams.He is friends with tennis great Novak Djokovic, and also knows Serbian players Jelena Janković and former tennis world number one Ana Ivanovic.