The London Monetary and Economic Conference of 1933, also known as the London Economic Conference, was a meeting of representatives of 66 nations from June 12 to July 27, 1933, at the Geological Museum in London. Its purpose was to win agreement on measures to fight the Great Depression, revive international trade, and stabilize currency exchange rates.

The Geological Museum, started in 1835 as one of the oldest single science museums in the world and now part of the Natural History Museum in London. It transferred from Jermyn Street to Exhibition Road, South Kensington in 1935 in a building designed by Sir Richard Allison and John Hatton Markham of the Office of Works.