The Zodiac Killer is the pseudonym of an unidentified serial killer who operated in Northern California in the late 1960s. The Zodiac murdered five known victims in the San Francisco Bay Area between December 1968 and October 1969, operating in rural, urban and suburban settings. He targeted three young couples and a lone male cab driver. The case has been described as "arguably the most famous unsolved murder case in American history", and has become both a fixture of popular culture and a focus for efforts by amateur detectives.
Gary Leon Ridgway is an American serial killer known as the Green River Killer. He was initially convicted of 48 separate murders committed between the early 1980s and late 1990s. As part of his plea bargain, another conviction was added, bringing the total number of convictions to 49, making him the second-most prolific serial killer in United States history according to confirmed murders.
Henry Lee Lucas, also known as The Confession Killer, was an American convicted murderer. Lucas was convicted of murdering his mother in 1960 and two others in 1983. He rose to infamy as a claimed serial killer while incarcerated for these crimes when he falsely confessed to approximately six hundred other murders to Texas Rangers and other law enforcement officials. Many unsolved cases were closed based on the confessions and the murders officially attributed to Lucas. Lucas was convicted of murdering eleven people and condemned to death for a single case with a then-unidentified victim, later identified as Debra Jackson.
Herbert Richard Baumeister was an American businessman and suspected serial killer. A resident of the Indianapolis suburb of Westfield, Indiana, Baumeister was under investigation for murdering over a dozen men in the early 1990s, most of whom were last seen at gay bars. Police found the remains of eleven men, eight identified, on Baumeister's property. Baumeister died by suicide after a warrant was issued for his arrest. He was later linked to a series of murders of at least eleven men along Interstate 70, which occurred in the early 1980s to the early 1990s.
Christopher Bernard Wilder, also known as the Beauty Queen Killer and the Snapshot Killer, was an Australian-American serial killer who abducted at least twelve young women and girls, killing eight of them during a six-week, cross-country crime spree in the United States in early 1984. Wilder's series of murders began in Florida on February 26, 1984, and continued across the country through Texas, Oklahoma, Colorado, Nevada and California, with attempted abductions in Washington and New York. Wilder victimized attractive young women, most of whom he would entice by promising to take their pictures. After subduing them, he would torture and rape them before shooting, stabbing with a knife, or strangling them to death. Two or more of his victims were electrocuted using a makeshift electrical cord.
David Joseph Carpenter, also known as The Trailside Killer, is an American serial killer and serial rapist known for stalking and murdering a variety of individuals on hiking trails in state parks near San Francisco, California. He attacked at least ten individuals and was convicted in seven murders and was confirmed to be the killer in an eighth murder; Carpenter is also suspected in two additional killings. Two victims, Steven Haertle and Lois Rinna, mother of television personality Lisa Rinna, survived. Carpenter used a .38 caliber handgun in all but one of the killings. A .44 caliber handgun was used in the killing of Edda Kane on Mount Tamalpais.
The murder of Cheri Jo Bates occurred in Riverside, California, on October 30, 1966. Bates, an 18-year-old college freshman, was stabbed and slashed to death on the grounds of Riverside City College. Police determined the assailant had disabled the ignition coil wire and distributor of Bates' Volkswagen Beetle as a method to lure her from her car as she studied in the college library. The murder itself remains one of Riverside's most infamous cold cases, and has been described by some locals as a murder which "stripped Riverside of its innocence".
The Honolulu Strangler, also known as The Honolulu Rapist, is the nickname given to an unidentified serial killer who is believed to have killed five women in Hawaii from 1985 and 1986. He is the second known serial killer active in the state.
Karl Francis Werner was an American serial killer who was active in Santa Clara County in Northern California. He was convicted of the murder of three teenage girls during his period of activity from 1969 to 1971.
The Santa Rosa hitchhiker murders were a series of at least seven unsolved homicides involving female hitchhikers that took place in Sonoma County and Santa Rosa of the North Bay area of California in 1972 and 1973. All of the victims were found nude in rural areas near steep embankments or in creek beds near roads.
The Gypsy Hill killings were a group of five homicides of young women and girls in San Mateo County, California, during early 1976. The killer became known in the media as the "San Mateo Slasher." It was later proven that there were at least two different perpetrators with Rodney Halbower convicted of the murders of Baxter, Cascio and Michelle Mitchell and Leon Seymour being convicted in the sole murder of Lampe. It is believed Blackwell and Booth were killed by Halbower, but there's no evidence yet to tie him to those cases and Friedman's murder is also unsolved with these killings being partially unresolved.
Joseph Naso, also known as Crazy Joe or the Double Initial Killer, is an American serial killer and serial rapist sentenced to death for the murders of four women. He was also implicated in the murders of other women.
Terry Peder Rasmussen was an American convicted murderer and suspected serial killer who was convicted of one murder, and linked to at least five more in a series of crimes that stretched across the contiguous United States between 1978 and 2002. Due to his use of many aliases, most notably "Bob Evans", Rasmussen is known as the Chameleon Killer.
Samuel Little was an American serial killer who confessed to murdering 93 people, nearly all women, between 1970 and 2005. The Federal Bureau of Investigation (FBI)'s Violent Criminal Apprehension Program (ViCAP) has confirmed Little's involvement in at least 60 of the 93 confessed murders, the largest number of confirmed victims for any serial killer in United States history.
The Denver Prostitute Killer was an unidentified American serial killer responsible for the murder of at least 17 women and girls in Denver and its various suburbs between 1975 and 1995. In 2005, based upon results from DNA profiling, it was determined that the most likely killer was Billy Edwin Reid who was previously arrested and charged with the 1989 murder of Lannell Williams and Lisa Kelly. Reid was convicted and sentenced to life imprisonment for those specific murders. The killings were grouped together only in 2008 – until then, each of these crimes was considered to have been committed by different people.
The I-70 Strangler is the nickname of an unidentified serial killer who murdered at least twelve boys and men in the Midwestern United States between 1980 and 1991. All of the victims' bodies were discovered in areas along Interstate 70 (I-70). Though officially unsolved, it is believed that deceased businessman Herb Baumeister, a suspect in over a dozen homicides in Indiana, might have been the perpetrator.
Joseph Brant is an American murderer and rapist who killed one woman in New Orleans but is suspected of killing at least three more from October 2007 to September 2008 in the then-post-Hurricane Katrina environment.
The Kauai serial killer is an unidentified serial killer and rapist who murdered two women and injured another on the island of Kauai, Hawaii, between April and August of 2000. Despite a composite sketch of the perpetrator and the availability of his DNA, he was never caught, and the murders remain unsolved.
