(May 16, 1860 - May 7, 1896)
Herman Webster Mudgett, also known as Dr. Henry Howard Holmes, was a serial killer who confessed to 27 murders. The number of victims are suspected to be higher (upto 230). His killing spree was between 1888 and 1894 in Chicago (Illinois), Irvington (Indiana), Philadelphia (Pennsylvania) and Toronto (Ontario, Canada).
He was executed on May 7, 1896 by hanging.
- American Gothic, 1975, a novel by Robert Bloch
- The Devil in the White City, 2002, a non-fiction book by Erik Larson
- Treasury of Victorian Murder, 1975, by Rick Geary
- The White City, 2004, a novel by Alec Michod
- H. H. Holmes: America's First Serial Killer, 2004, a documentary film by John Borowski
- Murder Castle, August 3, 1943 episode of Lights Out (an American radio show), by Arch Oboler