Sai Wing Mock (aka Mock Duck) (1879 – 23 July 1941) was a Chinese-American criminal and leader of the Hip Sing Tong, which replaced the On Leong Tong as the dominant Chinese-American Tong in Manhattan Chinatown in the early 1900s.

Peter Howard Moore (born 19 September 1946) is a British serial killer who managed cinemas in Bagillt, Holyhead, Kinmel Bay and Denbigh in North Wales at the time of his arrest. He murdered four men in 1995.

Nikolai Borisovich Fefilov (Russian: Никола́й Бори́сович Фефи́лов; 24 July 1946 – 30 August 1988), known as The Urals Strangler (Russian: Уральский душитель), was a Soviet serial killer. Between 1982 and 1988, he killed seven women and girls in Sverdlovsk, with six of the murders involving rape.

Robert Woodson "Wood" Hite (c. 1850 – December 4, 1881) was an outlaw and cousin of Frank and Jesse James.

Toi Inagawa (稲川 土肥, Inagawa Toi; 1940 – May 29, 2005), a.k.a. Yuko Inagawa (稲川 裕紘, Inagawa Yuko), was kaicho (Godfather) of the Inagawa-kai yakuza gang in Japan from 1990 until 2005.

David Berman (1903 – June 16, 1957) was a Jewish-American organized crime figure active in Sioux City, Iowa, the Twin Cities, and the Las Vegas Strip. He was a casino gambling pioneer in Las Vegas, where he was a partner with mobster Bugsy Siegel at the Flamingo Hotel.

Susumu Kajiyama (梶山 進, Kajiyama Susumu; born around 1950) is a retired yakuza best known for his arrest in 2003, who was dubbed the "loan shark king". He has been introduced as a senior member of the Shizuoka-based Goryo-kai, a secondary organization of Japan's largest yakuza syndicate, the Yamaguchi-gumi, although he was technically not a member of the Goryo-kai.

Rosetta Cutolo (Italian pronunciation: [roˈzetta ˈkuːtolo]; 1 January 1937 – 14 October 2023) was an Italian criminal and the sister of the Camorra boss Raffaele Cutolo, head of the Nuova Camorra Organizzata (NCO), an organisation he built to renew the Camorra. As her brother spent most of his time behind bars from where he sent out his instructions, the everyday running of the enterprise was entrusted to his older sister, Rosetta.

John Harrison Younger (c. 1851 – March 17, 1874) was an American outlaw and, briefly, a member of the James–Younger Gang.

Pellegrino Morano (1877–unknown) was the head of a group of Italian criminals with roots in the Camorra based in Coney Island, where he owned the Santa Lucia restaurant, which was often used as the headquarters for their gang, known as the Coney Island gang. He is also known as Marano.

Roy Daugherty, also known as Arkansas Tom Jones, (1870 – August 16, 1924) was an American outlaw of the Old West, and a member of the Wild Bunch gang, led by Bill Doolin. He was the longest-lived, as well as the last surviving member of the gang.

The Lucchese crime family (Italian: [lukˈkeːze; -eːse]) is an Italian American Mafia crime family and one of the "Five Families" that dominate organized crime activities in New York City and New Jersey, within the nationwide criminal phenomenon known as the American Mafia. Members refer to the organization as the Lucchese borgata; borgata (or brugard) is Mafia slang for criminal gang, which itself was derived from a Sicilian word meaning close-knit community.

Herman "Hyman" Amberg (c. 1902 – November 3, 1926) was an American mobster in New York who, with his brothers, Joseph and Louis, formed one of the prominent criminal gangs during Prohibition.

John Scalise (born Giovanni Scalise, 1900, Castelvetrano, Sicily – May 7, 1929, Chicago) was an American organized crime figure of the early 20th century and, with partner Albert Anselmi, was one of the Chicago Outfit's most successful hitmen in Prohibition-era Chicago.

Charley Pierce (c. 1866 – May 2, 1895) was an American outlaw in the American Old West who rode with both the Dalton Gang and the Doolin Dalton Gang during the 1890s.

Richard V. Gotti (born 1942) is an American mobster in the Gambino crime family.

Alois Seyfried (1856–1938) was an executioner active in Austria-Hungary and the Kingdom of Serbs, Croats and Slovenes. He was born in Brunn am Gebirge on 27 May 1856 to Franz and Caroline Seyfried (née Herger).

Margaret Waters (1835–1870), otherwise known as Willis, was an English murderer hanged by executioner William Calcraft on 11 October 1870 at Horsemonger Lane Gaol (also known as Surrey County Gaol) in London.

Tokutaro Takayama (高山 登久太郎, Takayama Tokutarō; 1928 – June 15, 2003) was a yakuza, the president of the Fourth Aizukotetsu-kai. An ethnic Korean, he rose to power as the head of the Kyoto-based gang until his retirement in the 1990s.

William Marwood (1818 – 4 September 1883) was a British state hangman. He developed the technique of hanging known as the "long drop".

Jacob "Little Augie" Orgen (January 1893 – October 16, 1927) was a New York gangster involved in bootlegging and labor racketeering during Prohibition.

Edward "Eddie the Butcher" Cummiskey Jr. (1934, Hell's Kitchen, Manhattan – August 20, 1976, Chelsea, Manhattan) was a New York mobster who served as a mentor to Jimmy Coonan, leader of the Westies.

Larry Fay (1888 – January 1, 1933) was one of the early rumrunners of the Prohibition Era in New York City.

Vittorio "Little Vic" Amuso (born November 4, 1934) is an American mobster and the boss of the Lucchese crime family. He was described as "The Deadly Don" by Assistant United States Attorney Charles Rose.

Susumu Ishii (Japanese: 石井 進; 1924–1991) was the second kaicho (godfather) of the Inagawa-kai yakuza gang in Japan. He was also fifth socho of the Yokosuka-ikka.

Edson Isidoro Guimarães (born 1957) is a Brazilian nursing assistant and convicted serial killer. He confessed to five murders of which he was convicted of four, but is suspected of committing up to 131 in total.

Keith George Faure (June, 1951 - July 2025), from Norlane, Victoria, Australia, is an Australian career criminal, convicted of multiple murders and manslaughters. He was serving life imprisonment with a minimum non-parole period of 19 years for his role in two murders related to the Melbourne gangland killings.

David Randitsheni (1964/65 – 2009) was a South African rapist and serial killer who in 2009 was convicted on 10 counts of murder, 17 counts of rape, 18 counts of kidnapping and one count of indecent assault. He was sentenced to 16 life sentences and 220 years in prison, with the judge stipulating that he could not be considered for parole before serving at least 35 years in prison, by which time he would be 80 years old.

Alejandro Máynez (born Armando Martínez; c. 1970s) is a Mexican alleged serial killer and fugitive.

Florencio Roque Fernández (1935 – 1968) was an Argentine serial killer who murdered around 15 women in his hometown of Monteros, Tucuman Province in the 1950s. He was popularly known as The Argentine Vampire and The Window Vampire, referencing his mode of operation.

Pedro Padilla Flores (born in the 1970s), also known as The Rio Bravo Assassin among many other aliases, is a Mexican serial killer who was convicted of killing three women in Ciudad Juárez but is suspected of murdering up to 27 more, some of whom were underage. He was captured and sentenced to prison time for three murders in 1986, but he escaped in 1990 and, after remaining a fugitive from justice, was recaptured in New Mexico and deported back to Ciudad Juárez.

Anatoly Viktorovich Utkin (Russian: Анато́лий Ви́кторович У́ткин; 1942 – 12 September 1975) was a Soviet serial killer, convicted for the killing of nine people in Ulyanovsk Oblast and Penza Oblast between 1968 and 1973.

Guadalupe Martínez de Bejarano was a Mexican serial killer, who at the end of the 19th century brutally murdered 3 girls. The press dubbed her "The Fearsome Bejarano" or "La Mujer Verdugo".

Céline Lesage (born 1971) is a French woman found guilty in 2010 of murdering six of her newborn babies between 2000 and 2007. She suffocated four and strangled two.

Malachy Martin (Irish: Máel Ó Máirtín, also Malachi Earl Martin; c. 1831 – 24 December 1862) was an Irish-born Australian murderer.

Motta Navas (born 1966) is an Indian serial killer who operated in the city of Kollam, Kerala between June and August 2012. Pavement dwellers were bludgeoned to death while they slept.

William Fly (died 12 July 1726) was an English pirate who raided New England shipping fleets for three months in 1726 until he was captured by the crew of a seized ship. He was hanged in Boston, Massachusetts, and his body publicly exhibited in a gibbet as a warning to other pirates.

Mohan Kumar Vivekanand (born 1963), also known as Cyanide Mohan, is a serial killer who preyed on women looking for marriage. A Mangalore fast-track court tried and convicted him for the murder of 20 women in Karnataka from 2003 to 2009.

James Billington (5 March 1847 – 13 December 1901) was a hangman for the British government from 1884 until 1901. He was the patriarch of the Billington family of executioners.

Alfred Allen (c. 1888 – c.

Billy Richard Glaze (July 13, 1943 – December 22, 2015), also known as "Jesse Sitting Crow" was a convicted American serial killer whose guilt has come into question by the discovery of DNA evidence excluding Glaze and implicating another man.

Ricardo Silvio Caputo (1949 – October 1, 1997) was an Argentine American serial killer active during the 1970s who was known as The Lady Killer.

Majid Salek Mahmoudi (Persian: مجید سالک‌محمودی; c. 1953 – May 8, 1986) was an Iranian serial killer, who killed 24 people between 1981 and 1985.

Nikolay Vladimirovich Radkevich (c. 1888 – autumn 1916), known as Vadim the Bloodsucker, was a serial killer in the Russian Empire.

Ruslan Rakhimovich Khamarov (Ukrainian: Руслан Рахімович Хамаров; born 1973) is a Ukrainian serial killer, who killed 11 women from 2000 to 2003. He was sentenced to life imprisonment.

Gilles Garnier (died 18 January 1574) was a French serial killer, cannibal, and hermit convicted for being a werewolf and murdering at least four children. Already locally known as "The Hermit of St.

Mary Elizabeth Wilson (née Cassidy; 11 June 1889 – 5 December 1962), known in media as The Merry Widow of Windy Nook, was an English serial killer and the last woman to be sentenced to death in Britain. She was convicted of capital murder in Durham in 1958.

Joseph "Hop Toad" Giunta (1887 – May 7, 1929), was an American mobster with the Chicago Outfit. He was born in Cicero, Illinois.

The Covenant, the Sword, and the Arm of the Lord (CSA) was a far-right survivalist anti-government militia which advocated Christian Identity and was active in the United States during the 1970s and early 1980s. The CSA developed from a Baptist congregation, the Zarephath-Horeb Community Church, which was founded in 1971 in Pontiac, Missouri.

George "Bitter Creek" Newcomb (1866 – May 2, 1895) was an American outlaw of the American Old West. Initially a member of the Dalton Gang, he was deemed "too wild" by Bob Dalton and subsequently joined Bill Doolin in forming the Wild Bunch gang.