Atlas of Battles

siege, notable, ancient

Siege of Cyzicus

Siege of Cyzicus was a siege conducted in 73 BC at Cyzicus, in what is now Turkey. It was part of Third Mithridatic War, which ran from 73 BC to 63 BC. The recorded result: Roman victory.

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Siege of Cyzicus
Wikimedia Commons, CC BY-SA 3.0, via Wikimedia Commons.
Fought73 BC
WhereCyzicus, Turkey40.400N, 27.800E
OutcomeRoman victory
BelligerentsRoman Republic; CyzicusagainstKingdom of Pontus
Casualties and lossesVery lowandVery high
Part ofThird Mithridatic War73 BC to 63 BC

Where it sits in Third Mithridatic War

Battle of Chalcedon, 74 BCSiege of Cyzicus, 73 BCBattle of the Rhyndacus, 73 BCBattle of Tenedos, 73 BCBattle of Lemnos, 73 BCSiege of Amisus, 73 BCBattle of Neae, 73 BCBattle of Cabira, 72 BCSiege of Amaseia, 72 BCSiege of Sinope, 71 BCSiege of Themiscyra, 71 BCBattle of Tigranocerta, 69 BCBattle of Artaxata, 68 BCSiege of Nisibis, 68 BCBattle of Zela, 67 BCBattle of the Lycus, 66 BC74 BC66 BCSiege of Cyzicus, 73 BC
17 placed engagements of Third Mithridatic War in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date73 BC (year precision)
PlaceCyzicus, Turkey
40.400N, 27.800E
KindSiege, ancient
StrengthAppian: 30,000 infantry and 1,600 cavalry; ---- Plutarch: 30,000 infantry and 2,500 cavalry300,000 probably including camp followers
Casualties and lossesVery lowVery high
Commanders
Siege of CyzicusSiege of CyzicusBattle of the CyzicusBattle of CyzicusBattle of CyzicusBattle of the HellespontBattle of the GranicusBattle of the HellespontBattle of the GranicusBursaİzmitBalıkesirTekirdağÇanakkaleKütahyaLüleburgazAlexandroupoli100 km40.400N, 27.800E
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

Siege of Cyzicus is one of 159 engagements of the 1st century BC in the atlas and one of 622 in present-day Turkey.

Sources

Identity, coordinates, dates and the war from Wikidata Q972445, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Siege of Cyzicus, revision 1370740526, 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.