Lam Kwok-wai (simplified Chinese: 林国伟; traditional Chinese: 林國偉; pinyin: Lín Guówěi, born 27 January 1971) is a Hong Kong serial killer.

John Brown (January 27, 1736 – September 20, 1803) was an American merchant, politician and slave trader from Providence, Rhode Island. Together with his brothers Nicholas, Joseph and Moses, Brown was instrumental in founding Brown University (then known as the College in the English Colony of Rhode Island and Providence Plantations) and moving it to their family's former estate in Providence.

Robert Greene Elliott (January 27, 1874 – October 10, 1939) was the New York State Electrician (i.e., executioner) – and for those neighboring states that used the electric chair, including New Jersey, Pennsylvania, Vermont, and Massachusetts – during the period 1926–1939.

Wilhelm II (Friedrich Wilhelm Viktor Albert; 27 January 1859 – 4 June 1941) was the last German Emperor from 1888 until his abdication in 1918. His fall from power marked the end of the German Empire as well as the Hohenzollern dynasty's 500-year rule over Prussia.

Levi Boone Helm (January 28, 1828 – January 14, 1864) was an American mountain man, gunfighter, and serial killer known as the Kentucky Cannibal. Helm gained his nickname for his opportunistic and unrepentant proclivity for consuming human flesh, usually in survival situations, though instances of killing people for their meat unprovoked were also documented.

Charles McArthur Ghankay Taylor (born 28 January 1948) is a Liberian former politician. He served as the 22nd president of Liberia from 2 August 1997 until his resignation on 11 August 2003 as a result of the Second Liberian Civil War and growing international pressure.

Valery Iosifovich Fabrikant (Russian: Валерий Иосифович Фабрикант, Belarusian: Валеры Іосіфавіч Фабрыкант, romanized: Valery Iosifavič Fabrykant, [vɐˈɫɛrɪj ˈjosifəvɪt͡ɕ fɐbrʲɪˈkant]; born 28 January 1940) is a former associate professor of mechanical engineering at Concordia University in Montreal, Quebec, Canada. On 24 August 1992, after years of increasingly disruptive behaviour at the university, he shot and killed four colleagues and wounded one staff member.

Yoshio Kodaira (小平 義雄, Kodaira Yoshio; 28 January 1905 – 5 October 1949) was a Japanese serial killer, war criminal and serial rapist who murdered at least 8 people in the Tokyo and Tochigi Prefecture areas between 1932 and 1946.

Henry VII (28 January 1457 – 21 April 1509), also known as Henry Tudor, was King of England and Lord of Ireland from his seizure of the crown on 22 August 1485 until his death in 1509. He was the first monarch of the House of Tudor.

Gerda Steinhoff (29 January 1922 – 4 July 1946) was a Schutzstaffel (SS) Nazi concentration camp overseer following the 1939 German invasion of Poland.

Nikolai Minev "Nick" Radev (Bulgarian: Николай Минев Радев - Ник; 29 January 1959 – 15 April 2003), nicknamed The Russian, was a Bulgarian career criminal and mobster who was involved in crime in Melbourne, Australia.

Jean Joseph de Laborde, Marquis of Laborde (29 January 1724 – 18 April 1794) was a French businessman, slave trader, fermier général and banker to the king, who turned politician. A liberal, though legally a Marquis he rarely used his title.

William McKinley (January 29, 1843 – September 14, 1901) was the 25th president of the United States, serving from 1897 until his assassination in 1901. A member of the Republican Party, he led a realignment that made Republicans largely dominant in the industrial states and nationwide for decades.

Gilberto Rodríguez Orejuela (30 January 1939 – 31 May 2022) was a Colombian drug lord and one of the leaders of the Cali Cartel. Orejuela formed the cartel with his brother, Miguel Rodríguez Orejuela, José Santacruz Londoño, and Hélmer Herrera.

Hans Erwin Hagedorn (30 January 1952 – 15 September 1972) was an East German serial killer who murdered three young boys between 1969 and 1971.

Yuri Leonidovich Tsiuman (born 30 January 1969), known as The Black Tights Killer ("Черноколготочник", transliteration "Chernokolgotochnik"), and The Night Guest, is a Soviet serial killer. All of his victims are reported to have worn black pantyhose.

Ioannis Metaxas (Greek: Ιωάννης Μεταξάς; 12 April 1871 – 29 January 1941) was a Greek military officer and politician who was the dictator of Greece from 1936 until his death in 1941. He governed constitutionally for the first four months of his tenure, and thereafter as the strongman leader of the 4th of August Regime following his appointment by King George II.

Jerome Henry "Jerry" Brudos (January 31, 1939 – March 28, 2006) was an American serial killer and necrophile known as the Lust Killer and the Shoe Fetish Slayer who committed the kidnap, rape, and murder of four young women between 1968 and 1969 in Salem, Oregon. He is also known to have attempted to abduct two other young women.

Zhenli Ye Gon (born January 31, 1963, in Shanghai) is a Chinese-Mexican businessman currently under suspicion of trafficking pseudoephedrine or ephedrine precursor chemicals into Mexico from Asia. He is the owner and legal representative of Unimed Pharm Chem México, as well as various other Mexican corporations.

Bernardo Provenzano (Italian pronunciation: [berˈnardo provenˈtsaːno]; 31 January 1933 – 13 July 2016) was an Italian mobster and chief of the Sicilian Mafia clan known as the Corleonesi, a Mafia faction that originated in the town of Corleone, and de facto the boss of bosses ("il capo dei capi"). His nickname was Binnu u tratturi (Sicilian for "Bernie the tractor") because, in the words of one informant, "he mows people down".

Władysław Mazurkiewicz (31 January 1911 – 29 January 1957) was a Polish serial killer from the post–World War II Kraków. He also owned property in Warsaw.

John Wayles (January 31, 1715 – May 28, 1773) was a colonial American planter, slave trader and lawyer in colonial Virginia. He is historically best known as the father-in-law of Thomas Jefferson, the third president of the United States.

Kurt Blome (31 January 1894 – 10 October 1969) was a high-ranking Nazi scientist before and during World War II. He was the Deputy Reich Health Leader (Reichsgesundheitsführer) and Plenipotentiary for Cancer Research in the Reich Research Council.

Hank Earl Carr (January 31, 1968 – May 19, 1998) was a convicted criminal who, on May 19, 1998, shot his girlfriend's four-year-old son with a rifle, was arrested, and then escaped from his handcuffs and killed two Tampa detectives and a Florida state trooper. Carr then barricaded himself in a convenience store and held a clerk hostage before committing suicide with a self-inflicted gunshot wound to the head.

Tokugawa Ieyasu (born Matsudaira Takechiyo; January 31, 1543 – June 1, 1616) was a Japanese samurai, daimyo and the founder and first shogun of the Tokugawa shogunate of Japan, which ruled from 1603 until the Meiji Restoration in 1868. He was the third of the three "Great Unifiers" of Japan, along with his former lord Oda Nobunaga and fellow Oda subordinate Toyotomi Hideyoshi.