Bella Ramsey emerged as one of the most compelling young actors of their generation, captivating global audiences with a commanding screen presence that belied their years. Born Isabella May Ramsey in Leicester, England, they developed an early passion for performance, attending the Stagecoach Theatre Arts school in Nottingham. This foundation paved the way for their professional debut, which would swiftly catapult them into the international spotlight.

Their breakthrough arrived with the iconic role of the fiercely determined young noblewoman Lyanna Mormont in the HBO fantasy epic Game of Thrones. Despite appearing in only a handful of episodes across the series' final seasons, Ramsey's steely portrayal left an indelible mark, earning widespread critical acclaim and a dedicated fan following. Concurrently, they landed the lead role of Mildred Hubble in the CBBC series The Worst Witch, showcasing their versatility and carrying a major children's series for several seasons. During this period, Ramsey also began voicing the adventurous title character in the beloved animated series Hilda, a role they would continue for several years, endearing them to a younger audience.

Ramsey seamlessly transitioned from child actor to a sought-after performer in complex, mature roles. They delivered a critically praised performance in the historical comedy Catherine Called Birdy, directed by Lena Dunham, which earned them a Critics' Choice Award nomination for Best Young Performer. This was followed by a powerful, BAFTA-nominated turn as Ellie in the acclaimed video game adaptation The Last of Us, opposite Pedro Pascal. Their raw and nuanced portrayal was met with universal acclaim, garnering major award nominations including Primetime Emmy Awards and Golden Globe Awards. Further demonstrating their range, they won a Royal Television Society Award for their supporting role in the gritty prison drama Time.

Their impactful work has been recognized on prestigious lists such as the Time 100 Next and Forbes 30 Under 30 Europe. Bella Ramsey continues to choose challenging and diverse projects, consistently delivering performances that resonate with depth and authenticity, and solidifying their status as a formidable talent in the entertainment industry.