A Horseman Riding By is a sequence of 3 novels by R. F. Delderfield written between 1966 and 1968. It starts in 1902 at the tail end of the Boer War and is continued in the sequels to end in 1965. The first book is set in Devon in the early 20th century. It was to some extent an elegy for the traditional society which was blown apart by the First World War.