1016

• March 25 – Battle of Nesjar (off the coast of Norway): Olaf Haraldsson is victorious over former co-regent Sweyn Haakonsson, confirming his status as king of Norway.
• April 23 – Æthelred the Unready, king of England, dies after a 38-year reign. He is succeeded by his son Edmund II "Ironside".{{sfn|Williams|2005}}
• Summer – Battle of Brentford (near London): Edmund Ironside defeats the Danes under King Cnut.{{sfn|Palmer|Palmer|1992}}
• July 6 – Battle of Pontlevoy: French forces of Fulk III and Herbert I defeat Odo II which determines the balance of power in the Loire Valley.{{sfn|Bradbury|2004}}
• October 18 – Battle of Assandun: Cnut defeats Edmund Ironside, leaving the latter as king of Wessex.{{sfn|Williams|2005}}
• November 30 – Edmund II dies and Cnut takes control of the whole of the Kingdom of England.{{sfn|Williams|2005}}
• The Pisan and the Genoese republics launch a naval offensive against the Muslim strongholds of Sardinia, in particular Porto Torres, and defeat the fleet of the taifa king of Dénia, Mujāhid al-ʿĀmirī.{{sfn|Benvenuti|1985}}
• Melus of Bari makes a second attempt against Byzantine-held Southern Italy. To support his cause, he hires Norman mercenaries, unwittingly triggering the rise of Norman rule over southern Italy.{{sfn|Kleinhenz|2010}}
• Georgius Tzul, ruler of Khazaria, is captured by a combined Byzantine Empire–Kievan Rus' force, which effectively ends Khazaria's existence.

• January 7 – Fath al-Qal'i, governor of the Citadel of Aleppo, revolts against Emir Mansur ibn Lu'lu', forcing him to flee. Fath accepts an agreement with Salih ibn Mirdas and takes control of Aleppo.

• March 10 – Emperor Sanjō of Japan abdicates the throne after a 5-year reign. He is succeeded by his 7-year-old cousin Go-Ichijō as the 68th emperor of Japan. Fujiwara no Michinaga is appointed regent.
• Japanese poet Koshikibu no Naishi (lady-in-waiting to Dowager Empress Shōshi) and her husband Fujiwara no Kiminari (son of Michinaga) have a son, but the couple is not accepted because of the social gap between them.{{citation|work=Mypaedia|title=Koshikibu no Naishi|year=2007|publisher=Hitachi Systems & Services}}.

• April 3 – Xing Zong, emperor of the Liao dynasty (d. 1055)
• June 9 – Deokjong, ruler of Goryeo (Korea) (d. 1034)
• July 25 – Casimir I the Restorer, duke of Poland (d. 1058)
• August 24 – Fujiwara no Genshi, Japanese empress (d. 1039)
• October 28 – Henry III, Holy Roman Emperor (d. 1056)
• Cao, empress and regent of Song dynasty China (d. 1079)
• Edward the Exile, son of Edmund II of England (d. 1057)
• Không Lộ, Vietnamese Zen master (approximate date)
• Minamoto no Tsunenobu, Japanese nobleman (d. 1097)
• Svein Knutsson, king of Norway (d. 1035)
• Yan Vyshatich, Kievan nobleman (d. 1106)

• April 23 – Æthelred the Unready, king of England
• May 22 – Jovan Vladimir, Serbian prince (b. 990)
• September 6 – Fujiwara no Bokushi, great-grandmother of the Emperor of Japan
• October 18
• Ælfric of Hampshire, English nobleman
• Eadnoth the Younger, bishop of Dorchester in England
• Ulfcytel Snillingr, English nobleman
• November 30 – Edmund II "Ironside", king of England
• Badis ibn Mansur, Muslim emir of the Zirid dynasty
• Henry II "the Good", count of Stade (b. 946)
• Liu Chenggui, official of Song dynasty China (b. 951)
• Simeon of Mantua, Armenian Benedictine monk
• Sulayman ibn al-Hakam, caliph of Córdoba
• Uhtred the Bold, English nobleman
• Wulfgar of Abingdon, English abbot

{{Reflist}}

{{refbegin}}

• {{cite book

| last = Ambraseys

| first = N.

| authorlink= Nicholas Ambraseys

| date = 2009

| title = Earthquakes in the Mediterranean and Middle East: A Multidisciplinary Study of Seismicity up to 1900

| url = https://books.google.com/books?id=FzXSBgAAQBAJ&pg=PT713

| edition = First

| publisher = Cambridge University Press

| pages = 259, 260

| isbn = 978-0521872928

}}

• {{cite book

| last1 = Benvenuti

| first1 = Gino

| title = Le Repubbliche Marinare. Amalfi, Pisa, Genova e Venezia

| date = 1985

| publisher = Newton & Compton Editori

| location = Rome

| isbn = 978-8882895297

| page = 33

| language = Italian

}}

• {{cite book

| editor1-last = Kleinhenz

| editor1-first = Christopher

| title = Medieval Italy: an encyclopedia

| date = 2010

| publisher = Routledge

| volume = 1

| isbn = 978-0415939294

| url = https://books.google.com/books?id=1piMMqjAf1MC

| page = 95

}}

• {{cite book

| last1 = Palmer

| first1 = Alan

| last2 = Palmer

| first2 = Veronica

| date = 1992

| title = Chronology of British History

| publisher = Century Ltd / Barrie & Jenkins

| location = London

| pages = 48–49

| isbn = 978-0712656160

}}

• {{cite book |last1 = Williams

|first1 = Hywel

|title = Cassell's Chronology of World History

|url = https://archive.org/details/cassellschronolo0000will/page/105

|url-access = registration

|publisher = Weidenfeld & Nicolson

|date = 2005

|isbn = 978-0304357307

|pages = [https://archive.org/details/cassellschronolo0000will/page/105 105–106]

}}

• {{cite book

| last1 = Bradbury

| first1 = Jim

| title = The Routledge Companion to Medieval Warfare

| date = 2004

| isbn = 0-415-22126-9

}}

{{refend}}

{{DEFAULTSORT:1016}}