Graymalkin is a science fiction fanzine by Denise Parsley Leigh.
It was released in the late 1970s. It was 8 1/2 by 11" zine featuring articles, reviews, stories and letters.
Contributors included Don Ford, Stephen Leigh, Jodie Offut, Lou Tabakow, Bob Tucker (Le Zombie).
Letters came from Robert Bloch, George R.R. Martin, Andrew Offut, and others.