| Kin is less than kind by Sophie Melchior |
| Kind Friends Together by Cynthia Wakefield/Cooper and Cynthia Wakefield/Cooper |
| Kindling by Natasha Borders, Jeff Steele and Benji Michalek |
| King's Carnival by Carol Young, Nick "Nick" Milano and Jeremey "Jeremey" Arnold |
| King's Fete by Kevin Piala |
| Kingdom Come |
| Kingsford School of Witchcraft by Katey Fenwick |
| Kingsword by Brian Richburg and Alison Joy Schafer |
| Kirby High Golden Jubilee by Jenni Sands and Paul Wilson |
| Klingon Group Therapy |
| Krazny Oktyabr |
| Krieg |
| L'Ancien Regime |
| L'Enfer, C'est Les Autres |
| L5 |
| LARP at a Funeral by Ellen Boucher and Jenni Sands |
| LARPers Anonymous AKA Slot Zero Bitchfest by Mik Reed, Margaret Simkins, Drew Novick and David Cave |
| LASERchat |
| LFG by Brittany Viens & Matt Norris |
| LORE (Live Online Raptor Experience) |
| Lace and Steel |
| Lakeside Incident |
| Larp Larp |
| Last Boat Leaving by Tony Mitton |
| Last Call by Dylan Gregory |
| Last Call in Eden by Simon Deveau |
| Last Chance Saloon by Gary Tierney, Andy Brown and Carol Tierney |
| Last Christmas |
| Last Dinner on the Titanic |
| Last Fair Deal Gone Down by AC Horne and Rachel Riordan O |
| Last Night in Jesriah by Matthew Kamm, Shannon Moore and Jonathan Kindness |
| Last Stand of the Imperial Guard by Alex Helm and Rich Wood |
| Last Steps On Mars by Julian Blechner |
| Last Stop |
| Le Streghe by Summer Jolly |
| League of Extraordinary Breakfast Cereals |
| League of Extraordinary Hogwarts Students |
| Leaves Fall in Lothlorien by Dreams of Deirdre |
| Legend of the Stars |
| Let Nothing You Display by Graham Harper, Mel Dymond Harper and Mo Holkar |