William Gao
- Known for
- Acting
- Born
- February 20, 2003, London, England, UK
- Movies
- 9
William Gao (Chinese: 高鑫; pinyin: Gāo Xīn; born 20 February 2003) is an English actor and musician. He is known for his debut role as Tao Xu in the Netflix series Heartstopper (2022–present), for which he was nominated for a Children's and Family Emmy Award for Outstanding Supporting Performance.
Gao and his younger sister Olivia Hardy formed a music duo called Wasia Project in 2019.
Best-Known Movies
Filmography
| 2026 | Heartstopper: Ending on a Hi | Self |
| 2026 | Heartstopper Forever | Tao Xu |
| 2025 | Breakwater | Matt |
| 2024 | Isotope | Isotope |
| 2024 | Sunrise | Edward |
| 2023 | Dead Cat Film | Alex |
| 2022 | Joe Lycett's Big Pride Party | Self |
| 2021 | Crescendo | Pianist |
Directing, Writing & Producing
| 2024 | Isotope | Writer |
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