[3] Originally the event was to be held from 28 September to 11 October 2020 but had to be rescheduled due to COVID-19 pandemic in New Zealand.
[6] On 16 June 2023, BWF confirmed that Badminton New Zealand has relinquished its hosting rights for the 2024 edition.
[8] It was planned to be held in Chengdu, China but was cancelled in August 2021 owing to widespread outbreaks of the Delta variant of COVID-19.
BS: Boys' singles; GS: Girls' singles; BD: Boys' doubles; GD: Girls' doubles; XD: Mixed doubles; XT: Mixed team; Below is the gold medalists shown based by category and countries since the championships' inception in 1992, with China being the most successful in the World Junior Championships.
The total number of teams that have participated in the World Junior Championships until the 2024 edition is 87.