Notable Deaths on January 23

Ildefonsus or Ildephonsus was a scholar and theologian who served as the Metropolitan Archbishop of Toledo for the last decade of his life. His Gothic name was Hildefuns. In the Ethiopian Orthodox Tewahedo Church he is…

Otto III was the Holy Roman emperor and King of Italy from 996 until his death in 1002. A member of the Ottonian dynasty, Otto III was the only son of Emperor Otto II and his wife Theophanu.

Isabella, also Isabel or Zabel, was queen regnant of Armenian Cilicia from 1219 until her death in 1252. Under Constantine's regency, Isabella married Philip of Antioch. Philip's offensive behavior offended the…

Margaret of Bavaria was Duchess of Burgundy by marriage to John the Fearless. She was the regent of the Burgundian Low Countries during the absence of her spouse in 1404–1419 and the regent in French Burgundy during the…

Bernardo Pisano was an Italian composer, priest, singer, and scholar of the Renaissance. He was one of the first madrigalists, and the first composer anywhere to have a printed collection of secular music devoted…

The Jiajing Emperor, personal name Zhu Houcong, was the 12th emperor of the Ming dynasty, reigning from 1521 to 1567. He succeeded his cousin, the Zhengde Emperor.

Sir John Croke was an English judge and politician who served as Speaker of the English House of Commons between October and December 1601. He also served as Recorder of London, and won the City of London constituency…

Philip Herbert, 4th Earl of Pembroke and 1st Earl of Montgomery, was an English courtier, nobleman, and politician active during the reigns of James I and Charles I. He married Susan de Vere, the youngest daughter of…

Matthew Stewart FRS FRSE (1717–1785) was a Scottish mathematician and minister of the Church of Scotland.

John Cleland was an English novelist best known for his fictional Fanny Hill: or, the Memoirs of a Woman of Pleasure, whose eroticism led to his arrest. James Boswell called him "a sly, old malcontent".