I have read, dozens of times, the disussion pertaining to the various names of
Mary Kelly.. I'm not entirely certain of this, but I think the Roaring Twenties gave rise to the euphemism "A right old Mary Ann" or "A regular Mary Ann" to mean a male with homosexual leanings. However, Something somewhere tells me that a "Mary Ann" was also used, many years before, to mean a loose woman or ...