John Murray Reynolds (1900–1993) was an American writer, shipping-company executive, and U.S. naval officer during World War II. He wrote across pulp genres, publishing about 150 stories, including science fiction, detective fiction, adventure, and westerns. His early science-fiction story “The Devil-Plant” appeared in Weird Tales in 1928; his four-part serial The Dark Planet ran in Boys’ Life in 1935.

Reynolds also launched the Ki-Gor jungle-adventure series in 1938 and wrote science-fiction novellas for Planet Stories, including “The Golden Amazons of Venus.”