List of Famous people with last name I

Ichikawa Danjūrō I was an early kabuki actor in Japan. He remains today one of the most famous of all kabuki actors and is considered one of the most influential. His many influences include the pioneering of the aragoto style of acting which came to be largely associated with Edo kabuki and with Danjūrō and his successors in the Ichikawa Danjūrō line.

Tahmasp I was an influential Shah of Iran, who enjoyed the longest reign of any member of the Safavid dynasty. He was the son and successor of Ismail I.

Anastasius I "Dicorus" was Byzantine emperor from 491 to 518. He made his career as a government administrator. He came to the throne at the age of 61 after being chosen by the wife of his predecessor, Zeno. His religious tendencies caused tensions throughout his reign. He is often recognized as the first Byzantine emperor.

Dagobert I was the king of Austrasia (623–634), king of all the Franks (629–634), and king of Neustria and Burgundy (629–639). He was the last king of the Merovingian dynasty to wield any real royal power. Dagobert was the first of the Frankish kings to be buried in the royal tombs at Saint Denis Basilica.

Thutmose I was the third pharaoh of the 18th Dynasty of Egypt. He received the throne after the death of the previous king, Amenhotep I. During his reign, he campaigned deep into the Levant and Nubia, pushing the borders of Egypt farther than ever before. He also built many temples in Egypt, and a tomb for himself in the Valley of the Kings; he is the first king confirmed to have done this.

Philip I, Landgrave of Hesse, nicknamed der Großmütige, was a champion of the Protestant Reformation and one of the most important of the early Protestant rulers in Germany.

Namiki Gohei I was a Kabuki actor and playwright active in Kyoto, Edo and Osaka. He wrote over 100 plays, mostly in the genres of jidai-mono (historical) and sewa-mono.

Christian I, Prince of Anhalt-Bernburg, also known as Christian of Anhalt, was a German prince of the House of Ascania. He was ruling prince of Anhalt and, from 1603, ruling prince of the revived principality of Anhalt-Bernburg. From 1595 he was governor of Upper Palatinate, and soon became the advisor-in-chief of Frederick IV, Elector Palatine.

Pope Honorius I was the bishop of Rome from 27 October 625 to his death. He was active in spreading Christianity among Anglo-Saxons and attempted to convince the Celts to calculate Easter in the Roman fashion. He is chiefly remembered for his correspondence with Patriarch Sergius I of Constantinople over the latter's monothelite teachings. Honorius was posthumously anathematized, initially for subscribing to monothelitism, and later only for failing to end it. The anathema against Honorius I became one of the central arguments against the doctrine of papal infallibility.

Eido I, also Ido, Eid or Ägidius, was the bishop of Meissen from 992 to 1015.