The 2023–24 ISU Junior Grand Prix was a series of junior international competitions organized by the International Skating Union that were held from August 2023 through December 2023.
It was the junior-level complement to the 2023–24 ISU Grand Prix of Figure Skating.
Skaters earned points based on their placement at each event and the top six in each discipline qualified to compete at the 2023–24 Junior Grand Prix Final in Beijing, China.
The number of entries allotted to each ISU member federation was determined by their skaters' placements at the 2023 World Junior Championships in each discipline.
Based on the results of the 2023 World Junior Championships, each ISU member nation was allowed to field the following number of entries per event.