Red Biddy may refer to:
Red Biddy (1978), play by Heno Magee Red Biddy aka Rachel Pinney, of the Ferguson's Gang Edinburgh Corporation Tramways Car 180, nicknamed "Red Biddy" Red Biddy and Other Stories (1966), by Charlotte Hough Red Biddy, portrayed by Constance Smith, in Don't Say Die (1950) Red Biddy, infantry platoon anti-tank missile, cancelled 1953, see Rainbow Code research projects Red Biddy Records, The Makem Brothers recordings Red Biddy, cheap fortified wine "Red Biddy", song by Mick Audsley Red Biddy, salve to soothe irritation on cows' udders, like Bag Balm