339

339 in other calendars
Gregorian calendar	339; CCCXXXIX
Ab urbe condita	1092
Assyrian calendar	5089
Balinese saka calendar	260–261
Bengali calendar	−254
Berber calendar	1289
Buddhist calendar	883
Burmese calendar	−299
Byzantine calendar	5847–5848
Chinese calendar	戊戌年 (Earth Dog); 3035 or 2975; — to —; 己亥年 (Earth Pig); 3036 or 2976
Coptic calendar	55–56
Discordian calendar	1505
Ethiopian calendar	331–332
Hebrew calendar	4099–4100
Hindu calendars
- Vikram Samvat	395–396
- Shaka Samvat	260–261
- Kali Yuga	3439–3440
Holocene calendar	10339
Iranian calendar	283 BP – 282 BP
Islamic calendar	292 BH – 291 BH
Javanese calendar	220–221
Julian calendar	339; CCCXXXIX
Korean calendar	2672
Minguo calendar	1573 before ROC; 民前1573年
Nanakshahi calendar	−1129
Seleucid era	650/651 AG
Thai solar calendar	881–882
Tibetan calendar	阳土狗年; (male Earth-Dog); 465 or 84 or −688; — to —; 阴土猪年; (female Earth-Pig); 466 or 85 or −687

Millennium:	1st millennium
Centuries:	3rd century – 4th century – 5th century
Decades:	300s 310s 320s – 330s – 340s 350s 360s
Years:	336 337 338 – 339 – 340 341 342

339 (CCCXXXIX) was a common year starting on Monday of the Julian calendar, the 339th year of the Common Era (CE) and Anno Domini (AD) designations, the 339th year of the 1st millennium, the 39th year of the 4th century, and the 10th and last year of the 330s decade. As of the start of 339, the Gregorian calendar was 1 day ahead of the Julian calendar, which was the dominant calendar of the time.

Events

Emperor Constantius II goes to his territory in the East. Persia under king Shapur II is attacking Mesopotamia. For the next 11 years the two powers battle with no real winner.