Atlas of Battles

naval engagement, notable, medieval

Battle of Nesjar

Battle of Nesjar was a naval engagement fought in 1016 at Oslofjord, in what is now Norway. The recorded result: Victory for Olav Haraldsson; Sveinn Hákonarson retreated to Sweden. Recorded strength: Unknown against Unknown.

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Frierfjorden, Telemark, Norway
Frierfjorden, Telemark, Norway. Hallvard Straume, CC BY-SA 3.0, via Wikimedia Commons.
Fought1016
WhereOslofjord, Norway58.992N, 9.827E
OutcomeVictory for Olav Haraldsson; Sveinn Hákonarson retreated to Sweden
BelligerentsNorwegian forces loyal to Olav HaraldssonagainstNorwegian forces loyal to Sveinn Hákonarson; Sweden
Casualties and lossesUnknownandUnknown

Record

Date1016 (year precision)
PlaceOslofjord, Norway
58.992N, 9.827E
KindNaval engagement, medieval
StrengthUnknownUnknown
Casualties and lossesUnknownUnknown
Commanders
  • Olaf Haraldsson
  • Sveinn Hákonarson
Battle of NesjarBattle of NesjarBombing of ValløBattle of LyngørBattle of Horten HarbourFirst Battle of MossBattle of HolmengråBombing of ValløBattle of LyngørBattle of Horten HarbourFirst Battle of MossBattle of HolmengråOsloKristiansandSkienDrammenTrollhättanArendalVannersborg100 km58.992N, 9.827E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

Elsewhere in 1016

Battle of Nesjar is one of 334 engagements of the 11th century in the atlas and one of 111 in present-day Norway.

Sources

Identity, coordinates, dates and the war from Wikidata Q1288012, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Nesjar, revision 1380644698, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.