See also: 2000 in architecture, other events of 2001, 2002 in architecture and the architecture timeline.

Buildings

• May 4 - Milwaukee Art Museum, designed by Santiago Calatrava opened.
• June 28 - Gehry Tower in Hanover, Germany, designed by Frank Gehry opened.
• September 11 - World Trade Center in New York is destroyed and The Pentagon in Arlington County, Virginia is heavily damaged by hijacked airliners. (See September 11, 2001 attacks)

Awards

• Pritzker Prize - Jacques Herzog and Pierre de Meuron
• Stirling Prize - Wilkinson Eyre Architects , Magna Centre

Deaths

• January 11 - Denys Lasdun (born 1914)
• January 18 - Morris Lapidus (born November 25, 1902 in Odessa, Russia)