Serbia in the Junior Eurovision Song Contest 2018

Serbia participated in the Junior Eurovision Song Contest 2018 in Minsk, Belarus with the song "Svet" performed by Bojana Radovanović. Radio Television of Serbia (RTS) was responsible for selecting their entry for the contest.

Background
Prior to the 2018 Contest, Serbia had participated in the Junior Eurovision Song Contest eight times since its debut in, and once as in , prior to the Montenegrin independence referendum in 2006 which culminated into the dissolution of Serbia and Montenegro, As of 2018, Serbia's best results are two third places, achieved in  and. In last year's contest Serbia got a tenth place with Jana Paunović and Irina Brodić and a song called "Ceo svet je naš".

Before Junior Eurovision
On 13 September 2018, it was announced that Bojana Radovanović would represent the country in Minsk, Belarus with the song "Svet".

At Junior Eurovision
During the opening ceremony and the running order draw which both took place on 19 November 2018, Serbia was drawn to perform tenth on 25 November 2018, following Ireland and preceding Italy.

Voting
In the contest, Serbia received two points from the jury in ; they received 28 points from the online vote.