Mason

Hayes may refer to:

In-universe

 * Mason (PROSE: The Big Hunt)
 * Mason (PROSE: A Question of Identity)
 * Mason, an alias of the Second Doctor (PROSE: The Juror's Story)
 * Claudia Mason (AUDIO: The Nu-Humans)
 * Dave Mason (PROSE: Loose Change)
 * Jill Mason (PROSE: Nightshade)
 * Louise Mason (PROSE: Millennial Rites)
 * Mike Mason (COMIC: The Devil's Mouth)
 * Miles Mason (PROSE: Placebo Effect)
 * Mason Burns (COMIC: The Old Kings of Skarab)
 * Mason Grimshaw (PROSE: Conundrum)
 * Mason Valentin (PROSE: The Doctor on My Shoulder)
 * Mason Vox (COMIC: Prisoners of Time)

Behind the scenes

 * Alan Mason
 * Cameron Mason
 * David Mason
 * Eric Mason
 * Joe Mason
 * Stanley Mason