An alphabetical list of H. P. Lovecraft’s writings followed by a chronological list.
- The Alchemist (1908)
- Ashes (with C. M. Eddy, Jr.; 1923)
- At the Mountains of Madness (February–22 March 1931)
- Azathoth (June 1922)
- The Battle that Ended the Century (with R. H. Barlow; June 1934)
- The Beast in the Cave (21 April 1905)
- Beyond the Wall of Sleep (1919)
- The Book (late 1933?)
- The Call of Cthulhu (Summer 1926)
- The Case of Charles Dexter Ward (January–1 March 1927)
- The Cats of Ulthar (15 June 1920)
- Celephaïs (early November 1920)
- The Challenge from Beyond (with C. L. Moore; A. Merritt; Robert E. Howard, and Frank Belknap Long; August 1935)
- Collapsing Cosmoses (with R. H. Barlow; June 1935)
- The Colour out of Space (March 1927)
- Cool Air (March 1926)
- The Crawling Chaos (with Winifred V. Jackson; 1920/21)
- The Curse of Yig (with Zealia Bishop; 1928)
- Dagon (July 1917)
- Deaf, Dumb, and Blind (with C. M. Eddy, Jr.; 1924?)
- The Descendant (1926?)
- The Diary of Alonzo Typer (with William Lumley; October 1935)
- The Disinterment (with Duane W. Rimel; September 1935)
- The Doom That Came to Sarnath (3 December 1919)
- The Dream-Quest of Unknown Kadath (Autumn? 1926–22 January 1927)
- The Dreams in the Witch House (January–28 February 1932)
- The Dunwich Horror (Summer 1928)
- The Electric Executioner (with Adolphe de Castro; 1929?)
- The Evil Clergyman (October 1933)
- Ex Oblivione (1920/21)
- Facts concerning the Late Arthur Jermyn and His Family (1920)
- The Festival (October 1923)
- From Beyond (16 November 1920)
- The Ghost-Eater (with C. M. Eddy, Jr.; 1923)
- The Green Meadow (with Winifred V. Jackson; 1918/19)
- The Haunted House (1898/1902; nonextant)
- The Haunter of the Dark (November 1935)
- He (11 August 1925)
- Herbert West—Reanimator (September 1921–mid 1922)
- History of the Necronomicon (1927)
- The Hoard of the Wizard-Beast (with R. H. Barlow; 1933)
- The Horror at Martin’s Beach (with Sonia H. Greene; June 1922)
- The Horror at Red Hook (1–2 August 1925)
- The Horror in the Burying-Ground (with Hazel Heald; 1933/35)
- The Horror in the Museum (with Hazel Heald; October 1932)
- The Hound (September 1922)
- Hypnos (March 1922)
- Ibid (1928?)
- In the Vault (18 September 1925)
- In the Walls of Eryx (with Kenneth Sterling; January 1936)
- John, the Detective (1898/1902; nonextant)
- The Last Test (with Adolphe de Castro; 1927)
- Life and Death (1920?; lost)
- The Little Glass Bottle (1897)
- The Loved Dead (with C. M. Eddy, Jr.; 1923)
- The Lurking Fear (November 1922)
- The Man of Stone (with Hazel Heald; 1932)
- Medusa’s Coil (with Zealia Bishop; May 1930)
- Memory (1919)
- The Moon-Bog (March 1921)
- The Mound (with Zealia Bishop; December 1929–early 1930)
- The Music of Erich Zann (December 1921)
- The Mysterious Ship (1902)
- The Mystery of the Grave-Yard (1898)
- The Mystery of Murdon Grange (1918; nonextant)
- The Nameless City (January 1921)
- The Night Ocean (with R. H. Barlow; Autumn? 1936)
- The Noble Eavesdropper (1897?; nonextant)
- Nyarlathotep (early December 1920)
- Old Bugs (1919)
- The Other Gods (14 August 1921)
- Out of the Aeons (with Hazel Heald; 1933)
- The Outsider (1921)
- Pickman’s Model (1926)
- The Picture (1907; nonextant)
- The Picture in the House (12 December 1920)
- Poetry and the Gods (with Anna Helen Crofts; 1920)
- Polaris (May? 1918)
- The Quest of Iranon (28 February 1921)
- The Rats in the Walls (August–September 1923)
- A Reminiscence of Dr. Samuel Johnson (1917)
- The Secret of the Grave (1898/1902; nonextant)
- The Secret Cave or John Lees Adventure (1898)
- The Shadow out of Time (November 1934–March 1935)
- The Shadow over Innsmouth (November?–3 December 1931)
- Discarded Draft of The Shadow over Innsmouth (1931)
- The Shunned House (16–19 October 1924)
- The Silver Key (1926)
- The Slaying of the Monster (with R. H. Barlow; 1933)
- The Statement of Randolph Carter (December 1919)
- The Strange High House in the Mist (9 November 1926)
- The Street (1920?)
- Sweet Ermengarde (1917)
- The Temple (1920)
- The Terrible Old Man (28 January 1920)
- The Thing in the Moonlight (spurious)
- The Thing on the Doorstep (21–24 August 1933)
- Through the Gates of the Silver Key (with E. Hoffmann Price; October 1932–April 1933)
- “Till A’ the Seas” (with R. H. Barlow; January 1935)
- The Tomb (June 1917)
- The Transition of Juan Romero (16 September 1919)
- The Trap (with Henry S. Whitehead; late 1931)
- The Tree (1920)
- The Tree on the Hill (with Duane W. Rimel; May 1934)
- Two Black Bottles (with Wilfred Blanch Talman; July–October 1926)
- Under the Pyramids (with Harry Houdini; February–March 1924)
- The Unnamable (September 1923)
- The Very Old Folk (2 November 1927)
- What the Moon Brings (5 June 1922)
- The Whisperer in Darkness (24 February–26 September 1930)
- The White Ship (November 1919)
- Winged Death (with Hazel Heald; 1933)
The Chronological List of Lovecraft’s writings:
- 1897: The Little Glass Bottle
- 1898: The Secret Cave or John Lees Adventure
- 1898: The Mystery of the Grave-Yard
- 1898/1902: The Haunted House (nonextant)
- 1898/1902: The Secret of the Grave (nonextant)
- 1898/1902: John, the Detective (nonextant)
- 1902: The Mysterious Ship
- 1905, April 21: The Beast in the Cave
- 1907: The Picture (nonextant)
- 1908: The Alchemist
- 1917, June: The Tomb
- 1917, July: Dagon
- 1917: A Reminiscence of Dr. Samuel Johnson
- 1917: Sweet Ermengarde
- 1918, May?: Polaris
- 1918: The Mystery of Murdon Grange (nonextant)
- 1918/19: The Green Meadow (with Winifred V. Jackson)
- 1919: Beyond the Wall of Sleep
- 1919: Memory
- 1919: Old Bugs
- 1919, September 16: The Transition of Juan Romero
- 1919, November: The White Ship
- 1919, December 3: The Doom That Came to Sarnath
- 1919, December: The Statement of Randolph Carter
- 1920, January 28: The Terrible Old Man
- 1920: The Tree
- 1920, June 15: The Cats of Ulthar
- 1920: The Temple
- 1920: Facts concerning the Late Arthur Jermyn and His Family
- 1920?: The Street
- 1920?: Life and Death (lost)
- 1920: Poetry and the Gods (with Anna Helen Crofts)
- 1920, early November: Celephaïs
- 1920, November 16: From Beyond
- 1920, early December: Nyarlathotep
- 1920, December 12: The Picture in the House
- 1920/21: The Crawling Chaos (with Winifred V. Jackson)
- 1920/21: Ex Oblivione
- 1921, January: The Nameless City
- 1921, February 28: The Quest of Iranon
- 1921, March: The Moon-Bog
- 1921: The Outsider
- 1921, August 14: The Other Gods
- 1921, December: The Music of Erich Zann
- 1921, September to mid-1922: Herbert West—Reanimator
- 1922, March: Hypnos
- 1922, June 5: What the Moon Brings
- 1922, June: Azathoth
- 1922, June: The Horror at Martin’s Beach (with Sonia H. Greene)
- 1922, September: The Hound
- 1922, November: The Lurking Fear
- 1923, August–September: The Rats in the Walls
- 1923, September: The Unnamable
- 1923: Ashes (with C. M. Eddy, Jr.)
- 1923: The Ghost-Eater (with C. M. Eddy, Jr.)
- 1923: The Loved Dead (with C. M. Eddy, Jr.)
- 1923, October: The Festival
- 1924?: Deaf, Dumb, and Blind (with C. M. Eddy, Jr.)
- 1924, February–March: Under the Pyramids (with Harry Houdini)
- 1924, October 16–19: The Shunned House
- 1925, August 1–2: The Horror at Red Hook
- 1925, August 11: He
- 1925, September 18: In the Vault
- 1926?: The Descendant
- 1926, March: Cool Air
- 1926, Summer: The Call of Cthulhu
- 1926, July–October: Two Black Bottles (with Wilfred Blanch Talman)
- 1926: Pickman’s Model
- 1926: The Silver Key
- 1926, November 9: The Strange High House in the Mist
- 1926, Autumn? to 1927, January 22: The Dream-Quest of Unknown Kadath
- 1927, January to March 1: The Case of Charles Dexter Ward
- 1927, March: The Colour out of Space
- 1927, November 2: The Very Old Folk
- 1927, November 25: The Thing in the Moonlight (spurious)
- 1927: The Last Test (with Adolphe de Castro)
- 1927: History of the Necronomicon
- 1928: The Curse of Yig (with Zealia Bishop)
- 1928?: Ibid
- 1928, Summer: The Dunwich Horror
- 1929?: The Electric Executioner (with Adolphe de Castro)
- 1929, December to early 1930: The Mound (with Zealia Bishop)
- 1930, May: Medusa’s Coil (with Zealia Bishop)
- 1930, February 24 to September 26: The Whisperer in Darkness
- 1931, February to March 22: At the Mountains of Madness
- 1931: Discarded Draft of The Shadow over Innsmouth
- 1931, November? to December 3: The Shadow over Innsmouth
- late 1931: The Trap (with Henry S. Whitehead)
- 1932, January to February 28: The Dreams in the Witch House
- 1932: The Man of Stone (with Hazel Heald)
- 1932, October: The Horror in the Museum (with Hazel Heald)
- 1932, October to 1933, April: Through the Gates of the Silver Key (with E. Hoffmann Price)
- 1933: Winged Death (with Hazel Heald)
- 1933: Out of the Aeons (with Hazel Heald)
- 1933, August 21–24: The Thing on the Doorstep
- 1933, October: The Evil Clergyman
- 1933/35: The Horror in the Burying-Ground (with Hazel Heald)
- 1933: The Hoard of the Wizard-Beast (with R. H. Barlow)
- 1933: The Slaying of the Monster (with R. H. Barlow)
- late 1933?: The Book
- 1934, May: The Tree on the Hill (with Duane W. Rimel)
- 1934, June: The Battle that Ended the Century (with R. H. Barlow)
- 1934, November to 1935, March: The Shadow out of Time
- 1935, January: “Till A’ the Seas” (with R.H. Barlow)
- 1935, June: Collapsing Cosmoses (with R.H. Barlow)
- 1935, August: The Challenge from Beyond (with C. L. Moore; A. Merritt; Robert E. Howard, and Frank Belknap Long)
- 1935, September: The Disinterment (with Duane W. Rimel)
- 1935, October: The Diary of Alonzo Typer (with William Lumley)
- 1935, November: The Haunter of the Dark
- 1936, January: In the Walls of Eryx (with Kenneth Sterling)
- 1936, Autumn?: The Night Ocean (with R.H. Barlow)