1971 in architecture

The year 1971 in architecture involved some significant architectural events and new buildings.

• July 19 – The South Tower of the World Trade Center, by Minoru Yamasaki, is topped out at 1,362 feet (415 m), making it the second tallest building in the world.

• January 9 – Courts of Justice building in Valletta, Malta
• February 26 – Rothko Chapel in Houston, Texas, United States, designed by Mark Rothko and Philip Johnson.
• May 1 – Näsinneula tower in Tampere, Finland.
• May 9 – Peace Candle of the World, Scappoose, Oregon, USA.
• August – Meritus Mandarin Singapore Hotel Tower 1 in Singapore, designed by Stanley T. S. Leong.
• October 16 – Azadi Tower, originally Shahyad Tower, Tehran, Iran, designed by Hossein Amanat

• April – Hillbrow Tower in Johannesburg, South Africa.
• May – New Walker Art Center in Minneapolis, designed by Edward Larrabee Barnes.
• Marsham Towers, three 20-storey tower blocks for the Department of the Environment atop a 5-storey linking building at Marsham Street in Westminster, London, designed by Eric Bedford (demolished 2002–03).
• Mausoleum of Mohammed V, Rabat, Morocco.
• Maupoleum in Amsterdam, designed by Piet Zanstra (demolished 1994).
• Danmarks Nationalbank headquarters, Copenhagen, designed by Arne Jacobsen with Hans Dissing and Otto Weitling.
• Carmel de la Paix in Mazille, Saône-et-Loire, France, designed by Josep Lluís Sert.
• Fred. Olsen Lines terminal, London Docklands, the first major design of Foster Associates.
• Summerland Leisure Complex in Douglas, Isle of Man (destroyed by fire 1973).
• Ukrainian Institute of Scientific Research and Development, Kyiv, designed by L. Novikov and F. Yurijev.
• Redcar Library, England, designed by Ahrends, Burton and Koralek (demolished 2011).
• Villa Gontero, Cumiana, Italy, designed by Carlo Graffi.
• Anderton House, Rigg Side, Goodleigh, North Devon, England, designed by Peter Aldington and John Craig.
• Usdan Student Center, Brandeis University, designed by Hugh Stubbins

• AIA Gold Medal – Louis Kahn
• Architecture Firm Award – Albert Kahn Associates, Inc.
• RAIA Gold Medal – Frederick Lucas
• RIBA Royal Gold Medal – Hubert de Cronin Hastings
• Twenty-five Year Award – Crow Island School

• May 7 – Marco Casagrande, Finnish architect, environmental artist, architectural theorist, writer and professor of architecture
• May 17 – Martin Aunin, Estonian architect
• Carlo Ratti, Italian-born architect and urban theorist
• Rocio Romero, Chilean-born architect

• March 24 – Arne Jacobsen, Danish architect and designer (born 1902)
• August 1 – Vincent Harris, English architect (born 1876)
• August 28 – Edith Hughes, Britain's first professionally practising woman architect (born 1888)
• October 16 – Robin Boyd, Australian architect (born 1919)
• November 23 – Bertalan Árkay, Hungarian architect (born 1901)