Battle of Saint-Omer
Battle of Saint-Omer was a battle fought on 26 July 1340 at Saint-Omer, in what is now France. It was part of the Hundred Years' War, which ran from 1337 to 1453. The recorded result: French victory.
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Bataille de Saint-Omer, juillet 1340. Enluminure tirée d'un manuscrit des Fleurs des histoires.. Unknown authorUnknown author, Public domain, via Wikimedia Commons .
Fought 26 July 1340
Where Saint-Omer, France 50.746N, 2.262E
Outcome French victory
Belligerents Kingdom of France against County of Flanders; Kingdom of England
Casualties and losses Light and 8,000 dead; Unknown wounded
Where it sits in the Hundred Years' War Battle of Cassel, 1328 Battle of Cadzand, 1337 Battle of Arnemuiden, 1338 Battle of Sluys, 1340 Siege of Tournai, 1340 Battle of Saint-Omer, 1340 Battle of Bergerac, 1345 Battle of Auberoche, 1345 Siege of Aiguillon, 1346 Battle of Caen, 1346 Battle of Blanchetaque, 1346 Battle of Crécy, 1346 Siege of Calais, 1346 Battle of Neville's Cross, 1346 Battle of Lunalonge, 1349 Siege of Calais, 1349 Battle of Winchelsea, 1350 Battle of Ardres, 1351 Battle of Saintes, 1351 Siege of Saint-Jean-d'Angély, 1351 Siege of Guînes, 1352 Battle of Poitiers, 1356 Siege of Saint-Valery, 1358 Battle of Amiens, 1358 Siege of Rheims, 1359 Siege of Paris, 1360 Battle of Brignais, 1362 Siege of Rolleboise, 1364 Siege of Mantes, 1364 Siege of Meulan, 1364 Battle of Cocherel, 1364 Siege of Arles, 1368 Battle of Montiel, 1369 Siege of Sarlat, 1370 Massacre of Limoges, 1370 Siege of Paris, 1370 Battle of Pontvallain, 1370 Siege of Guernesey, 1372 Battle of La Rochelle, 1372 Siege of Soubise, 1372 Battle of Lisbon, 1373 Battle of Chiset, 1373 Siege of Nantes, 1380 Battle of Nevele, 1381 Battle of Roosebeke, 1382 Battle of Atoleiros, 1384 Siege of Lisbon, 1384 Naval Battle of the Tejo, 1384 Battle of Trancoso, 1385 English invasion of Scotland, 1385 Battle of Aljubarrota, 1385 Battle of Valverde, 1385 Battle of the Seven, 1402 Siege of Mercq, 1405 Siege of Haverford, 1405 Battle of Chef-de-Caux, 1415 Siege of Harfleur, 1415 Battle of Agincourt, 1415 Battle of Valmont, 1416 Battle of the Seine, 1416 Siege of Bonneville-sur-Touques, 1417 Siege of Bayeux (1417), 1417 Siege of Caen, 1417 Siege of Rouen, 1418 Siege of Château-Gaillard, 1418 Battle of La Rochelle, 1419 Siege of Montereau-Fault-Yonne, 1420 Siege of Melun, 1420 Siege of Paris, 1420 Battle of Baugé, 1421 Battle of Mons-en-Vimeu, 1421 Siege of Meaux, 1421 Battle of Cravant, 1423 Battle of La Brossinière, 1423 Siege of Mont-Saint-Michel, 1424 Battle of Verneuil, 1424 Battle of St. James, 1426 Siege of Montargis, 1427 Siege of Orléans, 1428 Siege of Bonneville-sur-Touques, 1429 Battle of the Herrings, 1429 Battle of Orléans, 1429 Battle of Meung-sur-Loire, 1429 Battle of Beaugency, 1429 Battle of Patay, 1429 Battle of Jargeau, 1429 Battle of Montépilloy, 1429 Siege of Paris, 1429 Siege of Bonneville-sur-Touques, 1430 Battle of Anthon, 1430 Siege of Compiègne, 1430 Battle of Bulgnéville, 1431 Siege of Pouancé, 1432 Battle of Gerberoy, 1435 Siege of Paris, 1435 Siege of Saint-Denis, 1435 Siege of Calais, 1436 Siege of Tartas, 1441 Siege of Dieppe, 1442 Siege of Fougeres, 1449 Siege of Bonneville-sur-Touques, 1450 Battle of Formigny, 1450 Battle of Castillon, 1453 1328 1453 Battle of Saint-Omer, 1340 103 placed engagements of the Hundred Years' War in time order; taller ticks are more widely documented. Each tick is a link.
Record
Date 26 July 1340 Place Saint-Omer, France50.746N, 2.262E Kind Battle, medieval Strength 3,000 (mostly mounted men-at-arms) 11,000–16,000 men; 10,000–15,000 Flemings; 1,000 English archers; Unknown number of English men-at-arms Casualties and losses Light 8,000 dead; Unknown wounded Commanders Eudes IV, Duke of Burgundy Jean I, Count of Armagnac
Battle of Saint-Omer Battle of Saint-Omer Siege of Saint-Omer Battle of Arques Siege of Aire-sur-la-Lys Battle of Guinegate Battle of Cassel Siege of Aire-sur-la-Lys Battle of Cassel Antwerpen Brighton Charleroi Brugge Amiens Dieppe Dover Southend-on-Sea 100 km 50.746N, 2.262E The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.
Nearest engagements
Contested ground: this site was fought over 3 times between 1303 and 1638.
Battle of Saint-Omer 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 Q63701 , released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Saint-Omer , revision 1379422674, 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.
