| Birth Name: | Ludmila Vilemina Anna Salmonova |
| Birth Date: | 14 July 1889 |
| Birth Place: | Prague, Bohemia, Austria-Hungary |
| Death Place: | Prague, Czechoslovakia |
| Years Active: | 1913–1923 |
| Spouse: | Paul Wegener (divorced, remarried until his death in 1948) |
| Children: | 1 |
Lyda Salmonova (born Ludmila Vilemina Anna Salmonova; 14 July 1889 – 7 November 1968) was a Czech stage and film actress who appeared primarily in German films. She was married to the actor Paul Wegener and appeared alongside him in a number of films.