John "Chuck" Connor is a British fanzine editor, active since the late 1970s.
His titles include IDOMO (initially standing for In Defiance of Medical Opinion). It came joint eighth in Ansible's 1981 "best fanzine" poll )  and Self Abused But Still Standing (usually referred to as SABSS) , both of which featured a mix of articles, short fiction (predominently science fiction) and poetry.
In the late 1980s, he published a collection of Harry Warner, Jr.'s "All Our Yesterdays" columns on both paper and disk (one of the first electronic fanzines). In the mid-1990s, he launched The Nameless Apa.