Kae Yukawa (born 31 August 1985), known professionally as Kae Alexander, is a Japanese-born British actress. She gained prominence through her role as Jing Hua in Bad Education and its spinoff film. She played Leaf in the sixth season of Game of Thrones, Linh Xuan Huy in the BBC Two drama Collateral, and Min Farshaw in the Amazon Prime series The Wheel of Time.
She appeared on the Evening Standard's 2017 list of Rising Stars. In 2019, she was selected for the British Academy of Film and Television Arts's Initiative program.
Alexander was interested in dance as a teenager and participated in Pineapple Studios classes. She developed an interest in acting through an open house at the BRIT School her friend took her to. She went on to graduate with a Bachelor of Arts from the Guildhall School of Music and Drama in 2011.
| 2008 | The Box | Agatha | Short film |
| 2012 | City Slacker | Young Trader | |
| 2012 | Hollow Feet | Keiko | Short film |
| 2015 | The Bad Education Movie | Jing Hua | |
| 2015 | The White Room | Sun-li | |
| 2015 | The Bird Chapters: #1 Monday Mundane | Girl | Short film |
| 2018 | Ready Player One | Reb | |
| 2019 | Ini | ||
| 2019 | A Guide to Second Date Sex | Tali | |
| 2021 | Infinite | Trace | |
| 2022 | Medusa Deluxe | Inez | |
| 2025 | Black Bag | Anna Ko | |
| 2025 | Primate
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| 2026 | Believe Me
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| 2012–2014 | Bad Education | Jing Hua | Main role | |
| 2012 | Seconds from Disaster | Stewardess | Episode: "Terrified Over Tokyo" | |
| 2013 | Pramface | Julie | Episode: "If You Cry I'll Cry" | |
| 2013 | House of Anubis | Erin Blakewood | 2 episodes | |
| 2013 | Scúp | Ling | Episode: "The Raid" | |
| 2013 | Doctors | Mim | Episodes: "A Fair Exchange" | |
| 2015 | Gigglebiz | Awesome Girl | Series 4 | |
| 2016 | Wolfblood | Mai Lin | Episode: "A Long Way from Home" | |
| 2016 | Game of Thrones | Leaf | 3 episodes | |
| 2016 | Bloodworks | Leaf | Episode: "Game of Thrones: Part 1" | |
| 2016 | One of Us | Yuki | Miniseries; 3 episodes | |
| 2016 | We the Jury | Sam | Pilot | |
| 2016, 2019 | Fleabag | Elaine | 2 episodes | |
| 2017 | Uncle | Lex | Episode: "Bringing Sexy Back" | |
| 2017 | W1A | Receptionist | 2 episodes | |
| 2018 | Hard Sun | Angie Jones | 3 episodes | |
| 2018 | Strangers | Becky | Main role | |
| 2018 | Collateral | Linh Xuan Huy | Main role | |
| 2018 | High & Dry | Swallow | Episode: "The Rescue" | |
| 2019 | Deep State | Jessica Tamura | Series 2 | |
| 2019 | Krypton | Araame | 4 episodes | |
| 2020 | Unprecedented | Bat | 1 episode | |
| 2021–2025 | The Wheel of Time | Min Farshaw | Main role | |
| 2023 | Bodies | Bothroyd | 1 episode | |
| 2018 | Overkill's The Walking Dead | Maya | |
| 2025 | Ryong Choi |
| 2013 | Hannah | Young Hannah | Unicorn Theatre, London |
| 2014 | Teh Internet is Serious Business | Kayla | Royal Court Theatre, London |
| 2015 | Peter Pan | Wendy Darling | Regent's Park Open Air Theatre, London |
| 2017 | Gloria | Kendra | Hampstead Theatre, London |
| 2018 | The Great Wave | Reiko | Royal National Theatre, London |
| 2018 | Trial of Richard III | Lady Anne | Novello Theatre, London |
| 2019 | White Pearl | Built | Royal Court Theatre, London |
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