1990 UCI Track Cycling World Championships

The 1990 UCI Track Cycling World Championships were the World Championship for track cycling. They took place in Maebashi, Japan in August 1990. Fifteen events were contested, 12 for men (5 for professionals, 7 for amateurs) and 3 for women.

In the same period, the 1990 UCI Road World Championships was organised in Utsunomiya, Japan.