Anya Seton's Katherine is a historical novel based largely on facts. It tells the story of the historically-important love affair between the titular Katherine and John of Gaunt, Duke of Lancaster and son of King Edward III. The novel begins with Katherine's arrival at court after years of a convent education and ends shortly after her marriage to the Duke in 1396.

Katherine (ISBN 1-57322-005-1) is the first novel by Anchee Min. It was published by Riverside Books in 1995.

Katherine is a fictional character from , portrayed by actress Claudia Christian. She is an Immortal.