See also: 1964 in architecture, other events of 1965, 1966 in architecture and the architecture timeline.

Buildings

• Jefferson National Expansion Memorial in Saint Louis, Missouri, designed by Eero Saarinen, is completed.
• Elephant House at London Zoo, designed by Hugh Casson and Neville Conder is completed.
• Seinajoki Town Hall in Finland, designed by Alvar Aalto is completed.

Births

Deaths

• August 27 - Le Corbusier (Charles Edouard Jeanneret, born 1887)