Serbia participated in the Junior Eurovision Song Contest 2017 which took place on 26 November 2017, in Tbilisi, Georgia.

Radio Television of Serbia (RTS) was responsible for organising their entry for the contest.

[3] The Serbian broadcaster announced on 15 June 2017, that they would be participating at the contest to be held in Tbilisi, Georgia.

[9][10] The winners were Jana Paunović (born 7 February 2005) and Irina Brodić (born 3 November 2004) with the song "Ceo svet je naš", which was selected from the five-panel jury, who consisted of Vojkan Borisavljević (arranger and producer), Nevena Božović (singer, representative of Serbia in the Junior Eurovision Song Contest 2007), Ljiljana Ranđelović (choir conductor), Čeda Hodžić (RTS music editor) and Kiki Lesendrić (rock musician).

The second phase of the online voting took place during the live show and began right after the last performance and was open for 15 minutes.