The 1971 UCI Track Cycling World Championships were the World Championship for track cycling. They took place in Varese, Italy in 1971. Eleven events were contested, 9 for men and 2 for women.

Theo Verschueren is a retired Belgian cyclist. He had his best achievements in motor-paced racing, in which he won the world championships in the professionals category in 1971 and 1972 and finished s