80 BC

80 BC in various calendars
Gregorian calendar	80 BC; LXXX BC
Ab urbe condita	674
Ancient Egypt era	XXXIII dynasty, 244
- Pharaoh	Ptolemy XII Auletes, 1
Ancient Greek era	175th Olympiad (victor)¹
Assyrian calendar	4671
Balinese saka calendar	N/A
Bengali calendar	−672
Berber calendar	871
Buddhist calendar	465
Burmese calendar	−717
Byzantine calendar	5429–5430
Chinese calendar	庚子年 (Metal Rat); 2618 or 2411; — to —; 辛丑年 (Metal Ox); 2619 or 2412
Coptic calendar	−363 – −362
Discordian calendar	1087
Ethiopian calendar	−87 – −86
Hebrew calendar	3681–3682
Hindu calendars
- Vikram Samvat	−23 – −22
- Shaka Samvat	N/A
- Kali Yuga	3021–3022
Holocene calendar	9921
Iranian calendar	701 BP – 700 BP
Islamic calendar	723 BH – 722 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	2254
Minguo calendar	1991 before ROC; 民前1991年
Nanakshahi calendar	−1547
Seleucid era	232/233 AG
Thai solar calendar	463–464
Tibetan calendar	阳金鼠年; (male Iron-Rat); 47 or −334 or −1106; — to —; 阴金牛年; (female Iron-Ox); 48 or −333 or −1105

250 BC in various calendars
Gregorian calendar	250 BC; CCL BC
Ab urbe condita	504
Ancient Egypt era	XXXIII dynasty, 74
- Pharaoh	Ptolemy II Philadelphus, 34
Ancient Greek era	132nd Olympiad, year 3
Assyrian calendar	4501
Balinese saka calendar	N/A
Bengali calendar	−842
Berber calendar	701
Buddhist calendar	295
Burmese calendar	−887
Byzantine calendar	5259–5260
Chinese calendar	庚戌年 (Metal Dog); 2448 or 2241; — to —; 辛亥年 (Metal Pig); 2449 or 2242
Coptic calendar	−533 – −532
Discordian calendar	917
Ethiopian calendar	−257 – −256
Hebrew calendar	3511–3512
Hindu calendars
- Vikram Samvat	−193 – −192
- Shaka Samvat	N/A
- Kali Yuga	2851–2852
Holocene calendar	9751
Iranian calendar	871 BP – 870 BP
Islamic calendar	898 BH – 897 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	2084
Minguo calendar	2161 before ROC; 民前2161年
Nanakshahi calendar	−1717
Seleucid era	62/63 AG
Thai solar calendar	293–294
Tibetan calendar	阳金狗年; (male Iron-Dog); −123 or −504 or −1276; — to —; 阴金猪年; (female Iron-Pig); −122 or −503 or −1275

Year 80 BC was a year of the pre-Julian calendar.

Events

Battle of the Baetis River — Democratic rebel forces under Quintus Sertorius defeat the legal Roman forces of Lucius Fulfidias in Spain, starting the Sertorian War, Quintus Metellus Pius takes command on behalf of Sulla.

By 80 BC - Roman artists begin to extend the space of a room visually with painted scenes of figures on a shallow "stage" or with a landscape or cityscape.