upright=1.35|thumb|[[Casimir I the Restorer of Poland (1016–1058)]]
Year 1039 (MXXXIX) was a common year starting on Monday of the Julian calendar.
Events
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By place
Europe
- June 4 – Conrad II, Holy Roman Emperor, ("the Elder") dies of gout in Utrecht after a 12-year reign. He is succeeded by his 21-year-old son, Henry III ("the Black"), who also becomes king of Italy and Burgundy.
- Duke Casimir I the Restorer returns to Poland, and makes great efforts to rebuild the war-ruined country. He establishes his residence at Kraków (which becomes Poland's capital until 1596).
- The Banu Tujib clan is deposed by Al-Mustain I, who starts the Banu Hud (Huddid dynasty), which rules over the Taifa of Zaragoza for almost a century.
By topic
Religion
- The Abbey of Bec is founded at Le Bec-Hellouin in Normandy (modern France).</onlyinclude>
Births
- Helibo, Chinese nobleman and chieftain (d. 1092)
- Minamoto no Yoshiie, Japanese samurai (d. 1106)
- Robert de Stafford, Norman nobleman (approximate date)
- Sancho IV, king of Pamplona (approximate date)
- Su Zhe, Chinese politician and historian (d. 1112)
- Vseslav of Polotsk, Kievan prince (approximate date)
Deaths
- March 10 – Odo of Gascony (or Eudes), French nobleman
- April 16 – William III, count of Weimar and Eichsfeld
- May 27 – Dirk III (or Theodoric), count of Holland
- June 4 – Conrad II ("the Elder"), Holy Roman Emperor
- July 20 – Conrad II ("the Younger"), duke of Carinthia
- September 19 – Fujiwara no Genshi, empress of Japan (b. 1016)
- November 4 – Hugh of Chalon, French bishop
- November 29 – Adalbero, German nobleman
- Abu Nasr Mushkan, Persian statesman (or 1040)
- Iago ab Idwal ap Meurig, prince of Gwynedd
- Nathar Shah, Tamil mystic and preacher (b. 969)
- Regimbald, German abbot and bishop
- Reginar V (or Régnier), French nobleman
- Sebes, Hungarian nobleman
- Sophia I, German princess and abbess (b. 975)
- Unsuri, Persian poet and writer (or 1040)