|Covid-19|April 21 – The Teatro Nuovo in Trieste, an opera house designed by Gian Antonio Selva (interior) and Matteo Pertsch (exterior), is inaugurated.
The New London Harbor Lighthouse in New London, Connecticut is completed.
Grand Prix de Rome, architecture: (unknown).
May 11 – Henri Labrouste, French architect of the École des Beaux Arts (died 1875)
June 4 – James Pennethorne, London architect and planner (died 1871)
date unknown – John Semple, Irish architect (died 1882)
September 6 – William Tyler, sculptor and architect, co-founder of the Royal Academy (born 1728)
1801 in architecture Wikipedia
The year 1801 in architecture involved some significant events.