Waggoner has written and published novels for both adult and young readers, including Temple of the Dragonslayer and Return of the Sorceress (both for Wizards of the Coast), Dark Ages: Gangrel and Exalted: A Shadow Over Heaven's Eye (both White Wolf), Necropolis (Five Star), and Defender: Hyperswarm (I-Books). He is also the author of the short story collection All Too Surreal (Prime Books). He has published numerous short stories in the fantasy and horror genres, and his articles on writing have appeared in Writer's Digest, Writers' Journal, New Writer's Magazine, Ohio Writer, Speculations, and Teaching English in the Two-Year College. He has also written the Nekropolis series of urban fantasies and the Ghost Trackers series written in collaboration with Jason Hawes and Grant Wilson of the Ghost Hunters television show.
A number of his stories have received honorable mentions in various editions of the Year's Best Fantasy and Horror. He won first place in the 1998 Authorlink! New Author Awards Competition and was a finalist for the Darrell Award for Best MidSouth Short Story in 1999. His novella The Men Upstairs was nominated for the 2011 Shirley Jackson Award, and his novella The Winter Box won the 2016 Bram Stoker Award for Superior Achievement in Long Fiction.
He serves as a professor of English and coordinator of creative activities at Sinclair Community College in Dayton, Ohio. Waggoner also taught creative writing for many years at Seton Hill University, Pennsylvania, in an innovative low-residency Master of Fine Arts degree program in Writing Popular Fiction.
Waggoner grew up in the Dayton, Ohio, area. In addition to writing fiction, Waggoner has worked as a newspaper reporter, magazine editor, and copy editor. He has two daughters from a previous marriage.
- Dying for It (2001)
- The Harmony Society (2003)
- Gangrel (Dark Ages Vampire) (2004)
- Nekropolis (2004)
- Defender: Hyperswarm (2004)
- Like Death (2005)
- Exalted 5: A Shadow Over Heaven's Eye (2005)
- A Nightmare on Elm Street: Protege (2005)
- Pandora Drive (2006)
- Darkness Wakes (2006)
- Cross County (2008)
- Last of the Lycans (2010)
- Beneath the Bones (2012)
- The Way of All Flesh (2014)
- Grimm: The Killing Time (2014)
- Eat the Night (2016)
- xXx: the Return of Xander Cage (2017)
- Resident Evil: the Final Chapter (2017)
- Kingsman: the Golden Circle (2017)
- Teeth of the Sea (2017)
- The Mouth of the Dark (2018)
- Blood Island (2019)
- They Kill (2019)
- Alien: Prototype (2019)
- The Forever House (2020)
The Blade of the Flame
Dragonlance: the New Adventures
- Ghost Trackers with Jason Hawes and Grant Wilson (2011)
- Ghost Town with Jason Hawes and Grant Wilson (2012)
- Orchard of Dreams (2006)
- Heart's Wound (2006)
- Lady Ruin (2010)
- Nekropolis (2009)
- Dead Streets (2010)
- Dark War (2011)
- The Nekropolis Archives (2012) (Omnibus edition of above novels and the short stories "Disarmed and Dangerous," "The Midnight Watch," and "Zombie Interrupted")
- Night Terrors (2014)
- Dream Stalkers (2014)
- Stargate SG-1: Valhalla (2009)
- Supernatural: Carved in Flesh (2013)
- Supernatural: The Roads Not Taken (2013)
- Supernatural: Mythmaker (2016)
- The Men of Letters Bestiary: Winchester Family Edition (2017)
- Supernatural: Children of Anubis (2019)
- All Too Surreal (2002)
- Broken Shadows (2009)
- Bone Whispers (2013)
- Cemetery Dance Select: Tim Waggoner (2017)
- Dark And Distant Voices (2017)
- Love, Death, and Madness (2018)
- A Little Aqua Book of Marine Tales (2019)
- Thrasher, Don (April 25, 2004). "An exciting new chapter: Area novelist to have a number of his works published in 2004", Dayton Daily News, p. F3.
- "Tim Waggoner". Archived from the original on June 24, 2009.
- "The Shirley Jackson Awards » 2011 Shirley Jackson Awards Winners". Shirleyjacksonawards.org. Retrieved 5 January 2018.
- "Bram Stoker Award® Winners Announced - Horror Writers Association BlogHorror Writers Association Blog". Horror.org. Retrieved 5 January 2018.
- Short, Sharon (March 24, 2013). "Local author Waggoner: Writing was in his script". Dayton Daily News. p. D4.