Kiera Thompson (born in London) is a British actress. Thompson began her acting career as a child. She landed her first major role in the short film 3 Sleeps. In 2020, she appeared in the miniseries The Salisbury Poisonings. In the same year, she also appeared in the short film His Name Was Gerry, for which she was nominated for Best Supporting Actress at the British Independent Film Festival. In 2021, she played the lead role of Leah in Martyrs Lane, and in 2024 she was part of the ensemble cast of the series Time Bandits.