| Augustine Dallemagne | |
| Birth Name: | Virginie Polyxène Augustine Philippe Decagny |
| Birth Date: | 1821 |
| Nationality: | French |
| Field: | Painting |
| Spouse: | Adolphe Dallemagne |
Virginie Polyxène Augustine Philippe Dallemagne, a French miniature painter, whose maiden name was Decagny, was a native of Beauvais. She was a pupil of Madame de Mirbel, and showed much talent in the execution of portraits in miniature and in crayons. She married Adolphe Dallemagne, a landscape painter, and died at Corbeil in 1876.