1030s
The 1030s was a decade that began on 1 January 1030, and ended on 31 December 1039. It is distinct from the decade known as the 104th decade which began on January 1, 1031 and ended on December 31, 1040.
Deaths
- April 30, 1030 — Mahmud of Ghazni
- July 19, 1030 — Adalberon, bishop of Laon
- July 29, 1030 — King Olaf II of Norway (born 995)
- September 30, 1030 — William V, Duke of Aquitaine (born 969)
- July 20, 1031 – King Robert II of France (b. 972)
- September 2, 1031 – Saint Emeric of Hungary
- July 1–July 3, 1035 — Robert I Duke of Normandy at Bythinian Nicaea while on pilgrimage
- October 18, 1035 — Sancho III of Navarre
- November 4, 1035 — Jaromír, duke of Bohemia
- November 12, 1035 — Canute the Great, King of England, of Denmark, of Norway, some of Sweden, and the territories near the legendary Jomsviking stronghold Jomsburg.
- c. February 5, 1036 – Alfred Aetheling, Anglo-Saxon prince
- May 15, 1036 — Emperor Go-Ichijō of Japan (b. 1008)
- June 12, 1036 — Tedald, Bishop of Arezzo
- June 13, 1036 — Ali Az-Zahir, caliph
- 1036 – Sweyn Knutsson, son of Canute the Great
- March 10, 1039 — Eudes of Aquitaine, Duke of Gascony
- June 4 – Conrad II (the Elder), Holy Roman Emperor
- 1039 – Iago ab Idwal ap Meurig, Prince of Gwynedd
- 1039 – Unsuri, Persian poet