1796 in architecture

• October 8 – The Sans Souci Theatre in Westminster, London, opens to the public, built by dramatist, musician and painter Charles Dibdin. ==Buildings and structures==

Buildings • Somerset House in London, designed by William Chambers is completed. • The parish church of Urtijëi in the Italian Tyrol, designed by Joseph Abenthung, is completed. • Hwaseong Fortress in Suwon, Korea, designed by Chŏng Yagyong, is completed. • Work begins on Blaise Castle, commissioned by John Scandrett Harford from William Paty. • Ffynone House near Boncath in Wales, designed by John Nash, is largely completed. • The Mosque of Amr ibn al-As in Fustat, Egypt, is rebuilt by Mamluk leader Mourad Bey. ==Births==

• date unknown – Mortimer Lewis, Colonial Architect of New South Wales (died 1879) ==Deaths==

• January 11 – Jacob Otten Husly, Dutch neoclassical architect (born 1738) • March 1 – Carl Fredrik Adelcrantz, Swedish architect and civil servant (born 1716) • March 10 – William Chambers, English architect and Surveyor-General and Comptroller of the King's Works (born 1723)