The 1991 UCI Track Cycling World Championships were the World Championship for track cycling. They took place in Stuttgart, Germany from 13 to 18 August 1991. Fifteen events were contested, 12 for men and 3 for women.

Hanns-Martin-Schleyer-Halle is an indoor arena located in Stuttgart, Germany. The capacity of the arena is nearly 15,000 people. The venue was built in 1983 and is named for Hanns Martin Schleyer, a German former Schutzstaffel officer and employer representative, who was kidnapped and killed by the terrorist group Red Army Faction. It has a 285,714-metre (937,382 ft) track made of wood.