| Full Name | Cheng Siwan |
| Chinese Name | 程思婉 / 大婉 |
| Pinyin | Chéng Sī Wǎn |
| Gender | Female |
| Place of Birth | China |
| Place of Residence | China |
| Origin | China |
| Nationality | Chinese |
| Ethnicity | Han Chinese |
| Occupation | Actress, Model |
| Other Names | Cheng Si-Wan, Dwan |
| Language | Mandarin |
| Debut Date | 2026 |
| Best-Known as | Chinese Actress |
| Most Active as | Chinese Movie Actress |
| Medium | Cinema |
| Debut Type | Film |
| Type | Films |
| Subtype | Theatrical Film |
| Genre | Drama, Comedy, Action |
| Sub-genre | Action Comedy |
| Acting Language | Mandarin |