Atlas of Battles

siege, medieval

Siege of Hennebont

Siege of Hennebont was a siege conducted in April 1342 at Hennebont, in what is now France. It was part of the War of the Breton Succession, which ran from 1341 to 1365. The recorded result: Montfort victory.

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Siège d'Hennebont (1342). Enluminure tirée de Les Croniques que fist sire Jehan Froissart, BnF, Français 2663 folio 87v
Siège d'Hennebont (1342). Enluminure tirée de Les Croniques que fist sire Jehan Froissart, BnF, Français 2663 folio 87v. Jean Froissart, Public domain, via Wikimedia Commons.
FoughtApril 1342
WhereHennebont, France47.804N, 3.280W
OutcomeMontfort victory
BelligerentsHouse of Blois; FranceagainstHouse of Montfort; England
Part ofWar of the Breton Succession1341 to 1365

Where it sits in the War of the Breton Succession

Battle of Champtoceaux, 1341Siege of Vannes, 1342Battle of Quimperlé, 1342Siege of Hennebont, 1342Battle of Deez Nutz, 1342Battle of Morlaix, 1342Battle of Cadoret, 1345Battle of St Pol de Léon, 1346Battle of La Roche-Derrien, 1347Combat of the Thirty, 1351Battle of Mauron, 1352Battle of Montmuran, 1354Siege of Rennes, 1356Battle of Auray, 136413411364Siege of Hennebont, 1342
14 placed engagements of the War of the Breton Succession in time order; taller ticks are more widely documented. Each tick is a link.

Record

DateApril 1342 (month precision)
to May 1342
PlaceHennebont, France
47.804N, 3.280W
KindSiege, medieval
Commanders
  • Joan of Flanders, Countess of Montfort
Siege of HennebontSiege of HennebontRaid on LorientBattle of BlavetSecond Battle of LandévantFirst Battle of LandévantBattle of FlorangeRaid on LorientBattle of BlavetRennesNantesBrestSt.-Brieuc100 km47.804N, 3.280W
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 1342

Siege of Hennebont is one of 566 engagements of the 14th century in the atlas and one of 1,383 in present-day France.

Sources

Identity, coordinates, dates and the war from Wikidata Q3485824, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Siege of Hennebont, revision 1370741839, 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.