Yoshitomo Hori (Japanese: 堀 慶末; né Kim; born April 29, 1975) is a Korean-Japanese serial killer who killed a couple in Hekinan in 1998, and later participated in the murder of Rie Isogai in 2007. Sentenced to life imprisonment for the latter crime, he was linked to the double murder and another attempted murder in 2012, for which he was sentenced to death and currently awaits execution on death row.

Johann Reichhart (29 April 1893 – 26 April 1972) was a German state-appointed judicial executioner in Bavaria from 1924 to 1946. During the Nazi period, he executed numerous people who were sentenced to death for their resistance to the German government.

August Hirt (28 April 1898 – 2 June 1945) was an anatomist with Swiss and German nationality who served as a chairman at the Reich University in Strasbourg during World War II. He performed experiments with mustard gas on inmates at the Natzweiler-Struthof concentration camp and played a leading role in the murders of 86 people at Natzweiler-Struthof for the Jewish skull collection.

Vito Badalamenti (Italian pronunciation: [ˈviːto badalaˈmenti]; born 29 April 1957) is a member of the Sicilian Mafia. He was on the "Italy's most wanted list" from 1995 until 2012 when the statute of limitations was declared expired.

Emperor Shōwa (昭和天皇, Shōwa Tennō; 29 April 1901 – 7 January 1989), known colloquially by his personal name Hirohito, was the 124th emperor of Japan according to the traditional order of succession, reigning from 1926 until his death in 1989. He remains the longest-reigning emperor in Japanese history and one of the longest-reigning monarchs in the world.