231

231 (CCXXXI) was a common year starting on Saturday of the Julian calendar.

231 in other calendars

Gregorian calendar	231 CCXXXI
Ab urbe condita	984
Assyrian calendar	4981
Balinese saka calendar	152–153
Bengali calendar	−362
Berber calendar	1181
Buddhist calendar	775
Burmese calendar	−407
Byzantine calendar	5739–5740
Chinese calendar	庚戌年 (Metal Dog) 2927 or 2867     — to — 辛亥年 (Metal Pig) 2928 or 2868
Coptic calendar	−53 – −52
Discordian calendar	1397
Ethiopian calendar	223–224
Hebrew calendar	3991–3992
Hindu calendars
- Vikram Samvat	287–288
- Shaka Samvat	152–153
- Kali Yuga	3331–3332
Holocene calendar	10231
Iranian calendar	391 BP – 390 BP
Islamic calendar	403 BH – 402 BH
Javanese calendar	109–110
Julian calendar	231 CCXXXI
Korean calendar	2564
Minguo calendar	1681 before ROC 民前1681年
Nanakshahi calendar	−1237
Seleucid era	542/543 AG
Thai solar calendar	773–774
Tibetan calendar	ལྕགས་ཕོ་ཁྱི་ལོ་ (male Iron-Dog) 357 or −24 or −796     — to — ལྕགས་མོ་ཕག་ལོ་ (female Iron-Boar) 358 or −23 or −795

Events

By place

Roman Empire

• Emperor Alexander Severus fights against the Persians.

Asia

• Zhuge Liang starts the fourth of his Northern Expeditions against the state of Cao Wei.

By topic

Religion

• Origen, disciple of Ammonius Saccas, founder of Neoplatonism, is sent away to Caesarea.

Births

• Cao Fang, Emperor of the Kingdom of Wei (d. 274)
• Sun Chen, regent of the Kingdom of Wu (d. 258)

Deaths

• Cao Zhen, general of Kingdom of Wei (b. 185)
• Hua Xin, adviser of Kingdom of Wei (b. 157)
• Li Hui, minister of Kingdom of Shu
• Zhang He, military leader under Cao Cao (b. 167)