| Saturn Award for Best Actress in Streaming Television Series | |
| Awarded For: | Best performance of the year by a female in a leading role in a streaming presentation |
| Presenter: | Academy of Science Fiction, Fantasy and Horror Films |
| Country: | United States |
| Year: | 2018 |
The Saturn Award for Best Actress in a Streaming Television Series is one of the annual awards given by the American professional organization, the Academy of Science Fiction, Fantasy and Horror Films. The Saturn Awards are the oldest film-specialized awards to reward science fiction, fantasy, and horror achievements (the Hugo Award for Best Dramatic Presentation, awarded by the World Science Fiction Society who reward science fiction and fantasy in various media, is the oldest award for science fiction and fantasy films).
The award was introduced at the 45th Saturn Awards, honoring the best performances by actresses in streaming presentations. It was not held at the 46th Saturn Awards but returned at the 47th Saturn Awards under its current name.
| Year | Actress | Television Program | Streaming Service | Character |
|---|---|---|---|---|
| 2018 (45th)[1] | Sonequa Martin-Green | CBS All Access | Michael Burnham | |
| Carla Gugino | The Haunting of Hill House | Netflix | Olivia Crain | |
| Elizabeth Lail | You | Guinevere Beck | ||
| Natasha Lyonne | Russian Doll | Nadia Vulvokov | ||
| Molly Parker | Lost in Space | Maureen Robinson | ||
| Krysten Ritter | Jessica Jones | Jessica Jones | ||
| Kiernan Shipka | Chilling Adventures of Sabrina | Sabrina Spellman | ||
| 2019/2020 (46th) | Not presented | |||
| 2021/2022 (47th)[2] | Ming-Na Wen | The Book of Boba Fett | Disney+ | Fennec Shand |
| Millie Bobby Brown | Stranger Things | Netflix | Eleven | |
| Britt Lower | Severance | Apple TV+ | Helly R. | |
| Erin Moriarty | The Boys | Amazon Prime Video | Annie January/Starlight | |
| Elizabeth Olsen | WandaVision | Disney+ | Wanda Maximoff/Scarlet Witch | |
| Beth Riesgraf | Amazon Freevee | Parker | ||
| Kate Siegel | Midnight Mass | Netflix | Erin Greene | |