Herbert Adams (1874–1958) was a British author known for his mystery and detective novels. He wrote over 50 novels, primarily in the "whodunit" genre, featuring recurring characters such as amateur detectives Jimmie Haswell and Roger Bennion. His works were popular for their lighthearted tone, intricate plots, and charming settings, often revolving around golf and country life. Adams was a well-regarded figure in early 20th-century crime fiction, appealing to readers who enjoyed cozy mysteries.