Latvia qualified a boys' team based on the U18 3x3 National Federation Ranking.

[1] Latvia qualified a mixed BMX racing team based on its ranking in the Youth Olympic Games BMX Junior Nation Rankings.

They also qualified one athlete in BMX freestyle based on its performance at the 2018 Urban Cycling World Championship.

[2] Latvia qualified one dancer based on its performance at the 2018 World Youth Breaking Championship.

[3] Latvia qualified one gymnast based on its performance at the 2018 European Junior Championship.