Atlas of Battles

naval engagement, Revolutionary and Napoleonic

Battle of Grönvikssund

Battle of Grönvikssund was a naval engagement fought on 30 August 1808 at Kustavi, in what is now Finland. It was part of the Finnish War, which ran from 1808 to 1809. The recorded result: Swedish victory. Recorded strength: 35 gun sloops against 20 gun sloops; 4 gun yawls.

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Fought30 August 1808
WhereKustavi, Finland60.500N, 21.418E
OutcomeSwedish victory
BelligerentsSwedenagainstRussian Empire
Casualties and losses2 ships sunk; 225 killed or woundedand9 ships sunk; 114 killed or wounded (incomplete)
Part ofFinnish War1808 to 1809

Where it sits in the Finnish War

Siege of Sveaborg, 1808Battle of Kalmalahti, 1808Battle of Pyhäjoki, 1808Battle of Siikajoki, 1808Battle of Revolax, 1808Battle of Pulkkila, 1808Battle of Lemo, 1808Battle of Nykarleby, 1808Battle of Vaasa, 1808Battle of Rimito Kramp, 1808Battle of Kokonsaari, 1808Battle of Lapua, 1808Battle of Samelinlakso, 1808Battle of Sandöström, 1808Battle of Kauhajoki, 1808Battle of Alavus, 1808Battle of Karstula, 1808Battle of Nummijärvi, 1808Battle of Grönvikssund, 1808Battle of Ruona, 1808Battle of Ömossa, 1808Battle of Jutas, 1808Battle of Oravais, 1808Battle of Palva Sund, 1808Helsinki village landing, 1808Battle of Koljonvirta, 1808Battle of Skellefteå, 1809Battle of Hörnefors, 1809Battle of Ratan and Sävar, 1809Battle of Ratan, 1809Battle of Piteå, 180918081809Battle of Grönvikssund, 1808
31 placed engagements of the Finnish War in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date30 August 1808
PlaceKustavi, Finland
60.500N, 21.418E
KindNaval engagement, Revolutionary and Napoleonic
Strength35 gun sloops20 gun sloops; 4 gun yawls
Casualties and losses2 ships sunk; 225 killed or wounded9 ships sunk; 114 killed or wounded (incomplete)
Battle of GrönvikssundBattle of GrönvikssundHelsinki village landingBattle of Palva SundBattle of Rimito KrampBattle of LemoBattle of KorpoströmHelsinki village landingBattle of Rimito KrampBattle of KorpoströmTamperePoriHämeenlinnaMariehamn100 km60.500N, 21.418E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Elsewhere in 1808

Battle of Grönvikssund is one of 3,507 engagements of the 19th century in the atlas and one of 108 in present-day Finland.

Sources

Identity, coordinates, dates and the war from Wikidata Q3379096, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Grönvikssund, revision 1370785646, 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.