Patrice Alègre (born 20 June 1968) is a French serial killer and serial rapist. In 2002, he was sentenced to life imprisonment for the murders of five and the rape of six women that took place between 1989 and 1997.

Peter Faneuil (traditionally ; French: [fɑnœj]; June 20, 1700 – March 3, 1743) was an American merchant, slave trader and philanthropist best known for his role in the construction of Faneuil Hall in Boston.

Payton Spencer Gendron (born June 20, 2003) is an American mass murderer, white supremacist, and neo-Nazi who committed a mass shooting at a Tops Friendly Markets in Buffalo, New York, in which he killed 10 people and injured 3 others, on May 14, 2022. Gendron, who was 18 years old at the time, had traveled three and a half hours to the supermarket from his hometown of Conklin, New York.

Maria Leer (June 20, 1788 – July 3, 1866) was a prophetess and Dutch religious figure, one of the leaders of the Zwijndrechtse nieuwlichters (Zwijndrecht New Lighters), a religious community with communist features which opposed social conventions. With Stoffel Muller, a barge skipper, she founded Zwijndrechtse nieuwlichters, and along with assistance from Dirk Valk, a Waddinxveen bailiff.

Vladimir Sergeevich Zhukov (Russian: Владимир Сергеевич Жуков; born 20 June 1972), known as The Nizhegorodsky Chikatilo (Russian: Нижегородский Чикатило), is a Russian serial killer, rapist and pedophile.

José Luis Calva (June 20, 1969 – December 11, 2007) was a Mexican writer, murderer, and suspected serial killer. He was charged with murdering and consuming his girlfriend in 2007, to which he confessed before killing himself pre-trial, and was suspected in at least two other murders.

Jean Louis Marie Le Pen (French: [ʒɑ̃maʁi lə pɛn]; 20 June 1928 – 7 January 2025) was a French politician. He founded the far-right National Front (now National Rally) party and served as the party's president from 1972 to 2011 and as its honorary president from 2011 to 2015.