Rebecca Louise Kidd is an English actress known for her voice work in animation and her contributions to film production. Her most widely recognized voice role is the Light Fairy in the English-language dub of the 2017 animated fantasy film Mary and the Witch's Flower. This film, produced by Studio Ponoc and directed by Hiromasa Yonebayashi, featured a prominent cast that included Ruby Barnhill and Kate Winslet, with Kidd providing the voice for the ethereal Light Fairy character.

Prior to this role, Kidd voiced a character in the children's animated series Miffy's Adventures Big and Small, which began airing in 2015. Her early career also includes a live-action role, playing Olivia in the 2012 film Young Blood: Evil Intentions.

Beyond her on-screen performances, Kidd has also worked behind the scenes in film production. On Mary and the Witch's Flower, she served as both a production coordinator and a studio manager, in addition to her voice role as the Light Fairy. This combination of performance and production work highlights a multifaceted career within the film and animation industry.