The 1991 Summer Universiade, officially known as the XVI Summer Universiade and generally referred to as the World Student Games, were held in Sheffield, England from 14 to 25 July 1991. The Games were the largest sporting event to be hosted in the United Kingdom since the 1948 Summer Olympics.

The FISU World University Games, formerly the Universiade, is an international multi-sport event, organized for university athletes by the International University Sports Federation (FISU). The former name is a portmanteau of the words "University" and "Olympiad".