Jean-Louis Trudel is the author of 28 books in French. These include the novels Le Ressuscité de l'Atlantide (Risen from Atlantis; 1985-87 in imagine… , Fleuve Noir Anticipation, 1994) and Pour des soleils froids (Cold Suns; Fleuve Noir Anticipation, 1994), as well as the collections Jonctions impossibles (Impossible Joinings; Vermillon, 2003) and Les Marées à venir (Tides to Come; Vermillon, forthcoming). In addition, he is the author of the following juveniles: Aller simple pour Saguenal (One Way Ticket to Saguenal; Paulines, 1994), Les Voleurs de mémoire (The Memory Thieves; Médiaspaul, 1995), the five-volume set of "Les Mystères de Serendib" (Mysteries of Serendib; Médiaspaul, 1995-96), the five volume set of "Les saisons de Nigelle" (Seasons of Nigelle; Médiaspaul, 1997-2000), the ten-volume set of "L'ère du Nouvel Empire" (The New Empire Era); Médiaspaul, 1994-2004), 13,5 km sous Montréal (13.5 km under Montréal; Marie-France, 1998), and Demain, les étoiles (Tomorrow, the Stars; Pierre Tisseyre, 2000). He was an Aurora Award finalist every year from 1992 to 2003 — a winner for fiction in 1997, 2001, 2002, 2003, and 2008 — and he has been a regular Prix Boréal finalist — a winner in 1999, 2002, and 2008, and one of three finalists for the 1994, 1995, 1999, and 2001 Grand Prix de la Science-Fiction et du Fantastique Québécois — winning in 2001. In 1996, he was one of the five French-language finalists for Ontario's Trillium Book Award. His French short fiction has appeared in imagine… , Solaris, Galaxies, and in Canadian, French, and Belgian anthologies. He has collaborated with Yves Meynard on several stories and a trio of juveniles, Le Messager des Orages (Stormwise; Médiaspaul, 2001), Sur le chemin des tornades (On the Tornado Path; Médiaspaul, 2003), and Le Maître des bourrasques (Master of Squalls; Médiaspaul, 2006), writing as Laurent McAllister. They are also the authors together of a novel, Suprématie (Supremacy; Bragelonne, 2009), and a collection, Les Leçons de la cruauté (The Lessons of Cruelty; Alire, 2009).

Stories in English appear in Ark of Ice (ed. Lesley Choyce) and Tesseracts 4 (ed. Lorna Toolis and Michael Skeet), Northern Stars (eds. David G. Hartwell and Glenn Grant), Tesseracts 5 (eds. Yves Meynard and Robert Runté), Tesseracts 6 (eds. Robert J. Sawyer and Carolyn Clink), Tesseracts 8 (eds. John Clute and Candas Jane Dorsey), and, in translation, in Tesseracts 3 (eds. Candas Jane Dorsey and Gerry Truscott) and Tesseracts Q (eds. élisabeth Vonarburg and Jane Brierley). Other stories appear in the magazines On Spec and Prairie Fire. His fiction has been translated into English, French, Greek, Italian, Russian, Rumanian, and Portuguese.

His translations from French, English, and Spanish have appeared in Canada, France, and the U.S., including his translation of Joël Champetier's science fiction novel La Taupe et le Dragon, published by Tor as The Dragon's Eye (1999), and short fiction by Jean-Claude Dunyach in various venues, including Interzone, the collections The Night Orchid and The Thieves of Silence from Black Coat Press in 2004 and 2009, and Year's Best SF 10. He has written commentary and criticism for various outlets, organized sf cons, and edited the newsletters of SF Canada, the association of Canadian sf authors, of which he was president. His educational background includes a bachelor's degree in physics, a master's degree in astronomy, another master's in history and philosophy of science and technology, and a doctorate in history. After living in Toronto, where he was born, he now shares his time between Ottawa and Montréal.