Belarus has participated in the Junior Eurovision Song Contest in every edition since its inception in 2003 until 2020. The Belarusian Television and Radio Company (BTRC), then a member organisation of the European Broadcasting Union (EBU), has been responsible for the selection process of its participants since its debut. The country hosted the contest at the Minsk-Arena in 2010 and again in 2018.
Belarus participated in the Junior Eurovision Song Contest 2017 which took place in Tbilisi, Georgia on 26 November 2017. The Belarusian entry for the 2017 contest in Tbilisi, Georgia was selected through a national final organised by the Belarusian broadcaster National State Television and Radio Company of the Republic of Belarus (BTRC). A national final, which took place on 25 August 2017, saw ten competing acts participating in a televised production where the winner was determined by a 50/50 combination of votes from a jury made up of music professionals and a public telephone vote. Helena Meraai won the national final by receiving the most votes from both the professional jury and televoters and she represented Belarus in Georgia with the song "I Am The One".
The Junior Eurovision Song Contest 2018 was the sixteenth edition of the annual Junior Eurovision Song Contest, organised by the Belarusian Television and Radio Company (BTRC) and the European Broadcasting Union (EBU). It took place in the Belarusian capital city, Minsk on 25 November 2018 at the Minsk-Arena. It was the second time that the contest was held in Belarus, after it staged the 2010 edition at the same venue.
Belarus participated in the Junior Eurovision Song Contest 2018 which took place in Minsk, Belarus on 25 November 2018. The Belarusian entry for the 2018 contest was selected through a national final organised by the Belarusian broadcaster National State Television and Radio Company of the Republic of Belarus. It saw ten competing acts participating in a televised production where the winner was determined by a 50/50 combination of votes from a jury made up of music professionals and a public vote.
Russia participated in the Junior Eurovision Song Contest 2018 which took place on 25 November 2018 in Minsk, Belarus.
Armenia participated in the Junior Eurovision Song Contest 2018 which took place on 25 November 2018 in Minsk, Belarus. The Armenian broadcaster Armenian Public Television (ARMTV) is responsible for organising their entry for the contest.
Italy participated in the Junior Eurovision Song Contest 2018 which took place on 25 November 2018 in Minsk, Belarus. The Italian broadcaster Rai Gulp, which is a channel owned by Radiotelevisione Italiana (RAI), was responsible for organising their entry for the contest. Melissa and Marco were internally selected to represent Italy with the song "What Is Love", which finished seventh with 151 points at the event, receiving the top 12 points from the Macedonian jury and a cumulative 57 points through online voting.
Albania participated in the Junior Eurovision Song Contest 2018 in Minsk, Belarus with the song "Barbie" performed by Efi Gjika. The Albanian broadcaster RTSH was responsible for the organization of their representative at the contest. Their entry was selected through Junior Fest 2018, a national selection process consisting of sixteen artists competed in order to become the Albanian representative on 23 September 2018.
Australia participated in the Junior Eurovision Song Contest 2018 in Minsk, Belarus. The Australian broadcaster ABC was responsible for choosing their entry for the contest. Jael was internally selected to represent Australia in Belarus.
Macedonia participated in the Junior Eurovision Song Contest 2018 which took place on 25 November 2018 in Minsk, Belarus. Macedonian broadcaster MRT was responsible for organising their entry for the contest. Marija Spasovska was internally selected on 18 August 2018 as the Macedonian representative.
Israel participated in the Junior Eurovision Song Contest 2018 which took place on 25 November 2018, in Minsk, Belarus. The Israeli broadcaster Israeli Public Broadcasting Corporation (KAN) was responsible for organising their entry for the contest. This is Israel's third appearance at the Junior Eurovision Song Contest.
Georgia took part in the Junior Eurovision Song Contest 2019, which was held on 24 November 2019 in Gliwice, Poland.
The Netherlands participated in the Junior Eurovision Song Contest 2019 which was held on 24 November 2019 in Gliwice, Poland. Matheu was selected with his song "Dans met Jou". Their entry was selected through the national selection Junior Songfestival 2019.
Russia participated in the Junior Eurovision Song Contest 2019 which took place on 24 November 2019 in Gliwice, Poland. The Russian broadcaster All-Russia State Television and Radio Broadcasting Company (VGTRK) was responsible for organising their entry for the contest. Tatyana Mezhentseva and Denberel Oorzhak won the national final on 24 September 2019 with the song "Vremya dlya nas". The Russian organisation team later opted to change the name of the song to "A Time for Us".
Malta participated in the Junior Eurovision Song Contest 2019 held in Gliwice, Poland. Their entrant was selected through a national selection, organised by the Maltese broadcaster Public Broadcasting Services (PBS) on 20 August 2019.
Belarus participated in the Junior Eurovision Song Contest 2019, held in Gliwice, Poland on 24 November 2019. The Belarusian entry for the 2019 contest was selected through a national final organised by the Belarusian broadcaster National State Television and Radio Company of the Republic of Belarus. It saw ten competing acts participating in a televised production where the winner was determined by a 50/50 combination of votes from a jury made up of music professionals and a public vote. Liza Misnikova represented Belarus with the song "Pepelny (Ashen)".
Malta participated in the Junior Eurovision Song Contest 2020, to be held in Warsaw, Poland. Maltese broadcaster Public Broadcasting Services (PBS) was responsible for the country's participation in the contest, and organised a national final to select the Maltese entry. Malta was represented in the contest by the song "Chasing Sunsets", written by Peter Borg, Aleandro Spiteri Monseigneur, Joe Roscoe and Emil Calleja Bayliss, and performed by Chanel Monseigneur. She achieved 8th place with 100 points.
Belarus participated in the Junior Eurovision Song Contest 2020 in Warsaw, Poland. Belarusian Television and Radio Company (BTRC) selected Arina Pehtereva with her song "Aliens" through an internal selection. She achieved 5th place with 130 points.
North Macedonia took part in the Junior Eurovision Song Contest 2021 in Paris, France. The national broadcaster, Macedonian Radio Television (MRT), is responsible for the country's participation in the contest. MRT selected four singers from the television show Dajte muzika to represent North Macedonia with the song "Green Forces".
Malta competed in the Junior Eurovision Song Contest 2022, which was held on 11 December 2022 in Yerevan, Armenia. Maltese broadcaster Public Broadcasting Services (PBS) was responsible for the country's participation in the contest, and organised a national final to select the Maltese entry.
Malta 
