He is the middle of the three children of Dijana and Srđan Đoković,[1] younger brother of Novak and elder to Djordje Djokovic.

[2] He also played, with his elder brother Novak, one doubles match in his career, having been beaten by Édouard Roger-Vasselin and Mathieu Montcourt 7–5, 6–1.

Djokovic won his first junior title at the Montenegro Open in Podgorica, defeating Ljubomir Čelebić in the final.

[3] In July 2008, Djokovic received a wildcard entry into the qualifying rounds of the Croatia Open Umag but was beaten by Italian Francesco Piccari.

[7] Djokovic was given a wildcard for the 2012 Dubai Duty Free tournament and opened the ATP World Tour 500 event against Andrei Golubev of Kazakhstan, losing in straight sets.