Year: 1984
Gold Medal: Arch. Gabriel Serrano Camargo (Colombia)
Year: 1988
Year: 1992
Gold Medal: Architect Carlos Morales (Colombia)
Year: 1994
Year: 1996
Year: 1998
Prize: not awarded
Year: 1999
Gold Medal: Architect Mariano Arana (Uruguay)
Special Mention: Architect Eusebio Leal (Cuba)
Year: 2000
Gold Medal: Lic. Jaime Ravinet (Mayor of Santiago)
Year: 2000
Gold Medal: Lic. Jaime Ravinet (Mayor of Santiago)
Year: 2004
Gold Medal: Architect Ricardo Legorreta Vilchis (Mexico)
Year: 2008
Gold Medal: Arch. Sergio Fajardo (Colombia)
Year: 2012
Gold Medal: Architect Joao da Gama Filgueiras Lima (Brazil)
Year: 2016
Gold Medal: Architect Rafael Viñoly (Uruguay)