Novels

• The Percolated Stars: An Astro-Caffeine Romp in Three Cups Featuring Batavus Droogstoppel Merchant and Scientist and Bourgeois Monster: One Lump or Two? (RazorBlade Press; 2003)^[2]
• Engelbrecht Again! (Dead Letter Press; 2008; ISBN 978-0-9796335-4-6)
• Mister Gum; Or: The Possibly Phoney Profundity of Puerility (Dog Horn Publishing; 2009)^[2]
• Twisthorn Bellow (Atomic Fez Publishing; 2010; ISBN 978-0-9811597-1-3)^[2]
• The Abnormalities of Stringent Strange (Meteor House; 2013; ISBN 978-0-983746-13-3)^[2]
• The Young Dictator (Pillar International Publishing; 2013; ISBN 978-0-9574598-3-0)^[2]
• Captains Stupendous; Or, the Fantastical Family Faraway (expansion of The Coandă Effect: A Corto Maltese Adventure) (Telos Moonrise; 2014; ISBN 978-1-84583-886-7^[2]
• The Pilgrim's Regress (Gloomy Seahorse Press; 2014; ISBN 979-8-697441-96-1)
• Cloud Farming in Wales (Snuggly Books; 2017; ISBN 978-1-943813-36-0)
• The Honeymoon Gorillas (Bizarro Pulp Press; 2018; ISBN 978-1-947654-55-6)
• The Wistful Wanderings of Perceval Pitthelm (Telos Publishing; 2023; ISBN 978-1-845832-12-4)

Novellas

• Eyelidiad (1996)^[3]
• Rawhead & Bloody Bones (1998)^[4]
• Elusive Plato (1998)^[4]
• The Crystal Cosmos (PS Publishing; December 2007; ISBN 978-1-905834-98-3)
• The Coandă Effect (Ex Occidente Press; November 2010)
• The Sticky Situations of Zwicky Fingers (Gloomy Seahorse Press; 2014; ISBN 978-1-291738-16-2)
• World Muses (Ex Occidente Press; 2017)
• Students of Myself (Elsewhen Press; 2014; ISBN 978-1-911409-69-4)
• My Rabbit's Shadow Looks Like a Hand (Eibonvale Press; 2021; ISBN 978-1-913766-05-4)
• The Ghost Loser (Gibbon Moon Books; 2022; ISBN 978-1-739797-14-0)
• Three Novellas (The Darktree Wheel, The Impossible Inferno, The Swine Taster) (Gibbon Moon Books; 2022; ISBN 978-1-739797-13-3)

Collections

• Worming the Harpy and Other Bitter Pills (Tartarus Press, 1995;^[3] ISBN 978-1-872621-20-3)
• The Smell of Telescopes (Tartarus Press, 2000; ISBN 1-872621-44-9)^[3]
• Stories from a Lost Anthology (Tartarus Press, 2002; ISBN 978-1-872621-68-5)^[4]
• Nowhere Near Milk Wood (1997, expanded 2002)^[4]
• Journeys Beyond Advice (2002)^[4]
• A New Universal History of Infamy (2004): a parody of and homage to Jorge Luis Borges's collection A Universal History of Infamy.^[4]
• The Less Lonely Planet (Humdrumming, Ltd.; May 2008; ISBN 978-1-905532-52-0)
• The Postmodern Mariner (Screaming Dreams; June 2008; ISBN 978-0-9555185-2-2)
• The Brothel Creeper (Gray Friar Press; March 2011; ISBN 978-1-906331-22-1)^[5]
• Link Arms With Toads! (Chômu Press; May 2011; ISBN 978-1-907681-08-0)
• Tallest Stories (Eibonvale Press; January 2013; ISBN 978-1-908125-16-3)
• The Just Not So Stories (Exaggerated Press; October 2013; ISBN 978-1-291558-20-3)
• More Than a Feline (Gloomy Seahorse Press; December 2013; ISBN 978-1-291619-27-0)
• Flash in the Pantheon (Gloomy Seahorse Press; 2014; ISBN 978-1-291731-03-3)
• Rhysop's Fables (Gloomy Seahorse Press; 2014; ISBN 978-1-291738-73-5)
• Bone Idle in the Charnel House (Hippocampus Press; 2014; ISBN 978-1-61498-087-2)
• Orpheus on the Underground (Tartarus Press; 2015; ISBN 978-1-905784-71-4)
• Mirrors in the Deluge (Elsewhen Press; 2015; ISBN 978-1-908168-65-8)
• Brutal Pantomimes (Egaeus Press; 2016; ISBN 978-0-957160-69-9)
• Salty Kiss Island (Immanion Press; 2017; ISBN 978-1-907737-77-0)
• How Many Times? (Eibonvale Press; 2018; ISBN 978-1-908125-60-6)
• Crepuscularks and Phantomimes (Raphus Press; 2020)
• Weirdly Out West (Black Scat Books; 2021; ISBN 978-1-735764-61-0)
• Utopia in Trouble (Raphus Press; 2021)
• Comfy Rascals (Raphus Press;2022)
• The Senile Pagodas (Centipede Press; 2022; ISBN 978-1-61347-080-0)
• Adventures With Immortality (Oddness Books; 2023; ISBN 978-1-96021-328-0)

Poetry

• The Gloomy Seahorse (Gloomy Seahorse Press; 2014; ISBN 978-1-291715-03-3)
• Bunny Queue (ImpSpired Press; 2021; ISBN 978-1-914130-32-8)
• Robot Poems (Gibbon Moon Books; 2022; ISBN 978-1-739797-16-4)

Ebooks

• The Rhys Hughes Fantastic MEGAPACK® (Wildside Press; 2022)

• The Spoons That Are My Ears!, Rhys Hughes's weblog
• Rhys Hughes, the man who laughs at goldfish, interview by Steve Redwood
• Interview at Weird Fiction Review, 7 March 2016