Jefferson Leonardo Pérez Quezada is an Ecuadorian retired race walker. He specialised in the 20 km event, in which he won the first two medals his country achieved in the Olympic Games.

The 1992 Ibero-American Championships in Athletics was the fifth edition of the international athletics competition between Ibero-American nations which was held at the Estadio Olímpico de La Cartuja in Seville, Spain from 17–19 July. A total of 41 track and field events were contested and 14 new championship records were set.