Olga Florence Edwardes Davenport (26 May 1917 – 23 July 2008) was a South African-born British actress and artist.

Olga Edwardes appeared in several films and plays from the mid 1930s into the mid 1950s, including Contraband (1940), Caesar and Cleopatra (1945), The Angel with the Trumpet (1950) and Scrooge (1951), where she played the unnamed wife of Scrooge's nephew Fred. She was also a major character in Black Orchid (1953). She also appeared on British television in 1939, in teleplays such as Condemned To Be Shot.

She had been trained in painting, and returned to that art form following her acting career. Olga Edwardes was married first to Anthony Baerlein, who died in 1941, and secondly to Nicholas Davenport, an economist. She died in 2008, aged 91.