Grace Mandeville is a British actress, vlogger, model, television presenter, and internet personality best known for portraying Holly on CBBC's The Sparticle Mystery and for her and her sister's YouTube channel, "Mandeville Sisters." She also has a younger brother called Henry.
Grace Mandeville was born in London, England with a foreshortened right arm. She has one younger sister, Amelia, who she shares her YouTube channel with, and one younger brother, Henry. Mandeville attended sixth form in Surrey while filming The Sparticle Mystery. Mandeville chose to further pursue acting instead of attend university.
| Date of Birth | 28th November 1994 |
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| Age | 30 Years |
| Zodiac Sign | Sagittarius |
| Country | United Kingdom |
| Current City | London |
| Language | English |
| Reference | IMDB |
| Career Start | 2010 (15 years ago) |
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