Hilda Winifred Lewis was a British writer.

She wrote a noted children's book, The Ship that Flew (1939) which concerns Norse mythology and time travel. It was republished in the Oxford Children's Modern Classics series in 1998. Several of her historical novels, e.g. I am Mary Tudor (1972), received attention. Most of her work is now out of print. Wife to Charles II and I, Jacqueline are available in The Book People's historical fiction paperback collection.