1027

By Place

Europe

• March 26 – Pope John XIX crowns Conrad II ("the Elder") and his wife Gisela of Swabia as Holy Roman Emperor and Empress, respectively, in Old St. Peter's Basilica in Rome.^[1] Cnut the Great, King of Denmark and England, attends the coronation, proving his position as sole ruler of the Danish North Sea Empire.
• May 14 – King Robert II of France ("the Pious") sues for peace with his sons. Henry I is crowned co-king of France at Reims Cathedral, but has little power to rule (until 1031).^[2]
• August 6 – Robert the Magnificent becomes duke of Normandy after the death of his brother Richard III.
• Duke Sergius IV of Naples donates the County of Aversa to a band of Norman mercenaries led by Rainulf Drengot, who support him in the war with Capua.
• King Sigtrygg Silkbeard of Dublin and sub-King Flannacán of Brega make a pilgrimage to Rome.
• Ealdred is appointed abbot of Tavistock Abbey in England (approximate date).

Asia

• August 16 – Bagrat IV becomes king of Georgia on the death of his father, George I. Queen Dowager Mariam becomes regent for her 9-year-old son.
• Wedding of Crown Prince Atsunaga of Japan and Imperial Princess Teishi.
• This is the first year of the first rabjyung (60-year) cycle to start in the Tibetan calendar.

By topic

Science, technology and medicine

• The Book of Healing (Arabic: کتاب الشفاء Kitab Al-Shifaʾ, Latin: Sufficientia), a comprehensive scientific and philosophical encyclopedia written by the Persian polymath Avicenna (Abū ʿAlī ibn Sīnā), is published.^[3]
• Song dynasty Chinese engineer Yan Su reinvents the 3rd-century south-pointing chariot, a mechanical-driven compass vehicle (as recorded in the Song Shi).

• January 19 – Shōshi, Japanese empress consort (d. 1105)
• Albert III, count of Namur (House of Namur) (approximate date)
• Al-Mu'tamid ibn Abbad, Abbadid ruler of Seville (d. 1095)
• Ernest the Brave, margrave of Austria (d. 1075)
• Fayun Faxiu, Chinese Chan Buddhist monk (d. 1090)
• Matilda of Franconia, German princess (d. 1034)
• Sviatoslav II, Grand Prince of Kiev (d. 1077)
• Ulrich I (or Udalrich), German bishop (d. 1121)

• January 3 – Fujiwara no Yukinari, Japanese calligrapher (b. 972)
• August 6 – Richard III, duke of Normandy (House of Normandy)
• August 16 – George I, king of Georgia (House of Bagrationi)
• October 16 – Fujiwara no Kenshi, Japanese dowager empress (b. 994)^[4]
• Abu'l-Qasim al-Husayn ibn Ali al-Maghribi, Arab statesman (b. 981)
• Aurelia of Regensburg, daughter of Hugh Capet and saint
• Dayang Jingxuan, Chinese Zen Buddhist monk (b. 943)
• Dogra mac Dúnadach, king of Síol Anmchadha (Ireland)
• Gadhra Mór mac Dundach, king of Uí Maine (Ireland)
• Hippolytus, archbishop of Gniezno (approximate date)
• Sulayman al-Ghazzi, Arab poet and bishop of Gaza (approximate date)^[5]
• Walter of Speyer, German bishop and poet (b. 967)
• Yazid II, Persian ruler (shah) of Shirvan (Azerbaijan)