Olof Oscar Hemberg (26 July 1881 – 14 May 1944) was a Swedish newspaper editor, writer and film producer. He has been credited with writing 21 films and producing eight films. Hemberg is best known for writing many screenplays for the director Schamyl Bauman including Witches' Night (1937) starring Gösta Ekman, På Solsidan for Gustaf Molander, starring Ingrid Bergman, and The Girls' Alfred (1935) for Edvin Adolphson, starring Sture Lagerwall. He also wrote the screenplay for the Danish film Idag Begynder Livet for Lau Lauritzen Jr. and Alice O'Fredericks. Furthermore, Hemberg produced several films for Gustaf Molander, including Paresiennes, and His English Wife, as well as Bara en danserska by Olof Molander.