William Valentine (name)

William Valentine may refer to the following:


 * William Valentine, American teacher and missionary
 * William Valentine (politician), Maryland House of Delegates member
 * William Valentine Mayneord, British radiologist
 * William Valentine (painter), Canadian daguerreotyper and portrait painter
 * William Valentine Schevill, American portrait painter
 * William Valentine Wood, President of the London, Midland and Scottish Railway
 * William Valentine Black, nineteenth-century Utah pioneer