The 1992 World Junior Championships in Athletics was the fourth edition of the international athletics competition for athletes aged 19 years or under. It was held in Seoul, South Korea from September 16 to September 20, 1992.

The World Athletics U20 Championships is a biennial world championships for the sport of athletics organised by the World Athletics, contested by athletes in the under-20 athletics age category (19 years old or younger on 31 December in the year of the competition.