This is a complete list of works by H. P. Lovecraft. Dates for the fiction, collaborations and juvenilia are in the format: composition date / first publication date, taken from An H. P. Lovecraft Encyclopedia by S. T. Joshi and D. E. Schultz, Hippocampus Press, New York, 2001. For other sections, dates are the time of composition, not publication. Many of these works can be .
While often considered to be collaborations, the status of these works as such is disputed, despite their traditional status as belonging to the Cthulhu Mythos.
The following are modern reprintings and collections of Lovecraft's work. This list includes only editions by select publishers; therefore, this list is not exhaustive: