John Mark Reppion is an English comics writer. He is married to Leah Moore, the daughter of Alan Moore, and he has worked with both on the comic Albion.

Swan River Press is an independent Irish publishing company dedicated to gothic, supernatural, and fantastic literature. It was founded in Rathmines, Dublin in October 2003 by Brian J. Showers. Swan River publishes contemporary fiction from around the world with an emphasis on Ireland's past and present contributions to the genre. They also issue the non-fiction journal The Green Book: Writings on Irish Gothic, Supernatural and Fantastic Literature, and sporadically organise the Dublin Ghost Story Festival.