D. F. Lewis (born January 18, 1948, Walton-on-Naze, Essex) is an English author of horror and weird fiction stories.
Lewis has had approximately 1,500 short fictions published in print from 1986 to 2000, a great many of them in small press publications and zine, others in literary journals such as Stand, Iron, Orbis, Panurge and London Magazine. Others have appeared in anthologies.
From 2001 until 2010, he has been editor and publisher of the Nemonymous "megazanthus" of short fiction. In 2008, he was the first exponent of Real-Time Reviewing of books.