The 2018 Women's Junior South American Volleyball Championship was the 24th edition of the tournament, organised by South America's governing volleyball body, the Confederación Sudamericana de Voleibol (CSV).

The top two teams qualified for the 2019 Junior World Championship.

[2][3] The following national teams participated in the tournament, teams were seeded according to how they finished in the previous edition of the tournament: Peru (Host) Uruguay Chile Ecuador Brazil Argentina Colombia Bolivia