Helen Wilhelmina Ludlow (1870-1941) was an American writer and editor. She was the daughter of General William Ludlow and Helen Martha Ludlow. She served as editor of "The Baptist Missionary Magazine" and also wrote several books, including "A Man of the People" and "The Life of Rev. A. B. King". She was known for her fiction and non-fiction works, often with religious or historical themes. Ludlow was an active figure in literary and religious circles in the early 20th century.