| Full Name | William Wang |
| Pinyin | Wáng Sī Yuǎn |
| Date of Birth | 14 October, 1989 |
| Place of Birth | Shenyang, Liaoning, China |
| Origin | China |
| Ethnicity | Han Chinese |
| Height | 5' 6" (168 cm) |
| Occupation | Actor, Singer |
| Other Names | Wang Siyuan, Wang Si-Yuan |
| Alma Mater | Shenyang Conservatory of Music, Shenyang, Liaoning, China |
| Debut Date | 2014 |