Hemendra Kumar Roy (2 September 1888 ? 18 April 1963) was an Indian Bengali writer noted for his contribution to the early development of the genre of children's literature in the language. He was a noted contributor to the early development of Bengali detective fiction with his 'Jayanta-Manik' and adventurist 'Bimal-Kumar' stories, dealing with the exploits of Jayanta, his assistant Manik, and police inspector Sunderbabu. Roy also the translated the Rubaiyat of Omar Khayy?m into Bengali. Roy's 'Ajab Deshe Amala' is a well-known translation of Alice in Wonderland.