23 BC

Year 23 BC was either a common year starting on Saturday or Sunday or a leap year starting on Friday, Saturday or Sunday of the Julian calendar. At the time, it was known as the Year of the Consulship of Augustus and Varro.

Millennium:	1st millennium BC
Centuries:	2nd century BC – 1st century BC – 1st century
Decades:	50s BC  40s BC  30s BC  – 20s BC –  10s BC  0s BC  0s
Years:	26 BC 25 BC 24 BC – 23 BC – 22 BC 21 BC 20 BC

23 BC in other calendars

Gregorian calendar	23 BC XXII BC
Ab urbe condita	731
Ancient Greek era	189th Olympiad, year 2
Assyrian calendar	4728
Balinese saka calendar	N/A
Bengali calendar	−615
Berber calendar	928
Buddhist calendar	522
Burmese calendar	−660
Byzantine calendar	5486–5487
Chinese calendar	丁酉年 (Fire Rooster) 2674 or 2614     — to — 戊戌年 (Earth Dog) 2675 or 2615
Coptic calendar	−306 – −305
Discordian calendar	1144
Ethiopian calendar	−30 – −29
Hebrew calendar	3738–3739
Hindu calendars
- Vikram Samvat	34–35
- Shaka Samvat	N/A
- Kali Yuga	3078–3079
Holocene calendar	9978
Iranian calendar	644 BP – 643 BP
Islamic calendar	664 BH – 663 BH
Javanese calendar	N/A
Julian calendar	23 BC XXII BC
Korean calendar	2311
Minguo calendar	1934 before ROC 民前1934年
Nanakshahi calendar	−1490
Seleucid era	289/290 AG
Thai solar calendar	520–521
Tibetan calendar	阴火鸡年 (female Fire-Rooster) 104 or −277 or −1049     — to — 阳土狗年 (male Earth-Dog) 105 or −276 or −1048

Events

• Caesar Augustus becomes Roman Consul for the eleventh time. His partner is Aulus Terentius Varro Murena.
• Augustus becomes very ill. He gives Agrippa his signet ring.
• The Nubians, led by queen Candace Amanirenas, attack the Roman province of Egypt
• Herod the Great builds a palace in Jerusalem
• The as coin was struck in reddish pure copper, instead of bronze
• Ma'nu III Saphul becomes ruler of Osroene
• The Roman writer, architect and engineer Vitruvius finishes writing De Architectura. It is perhaps the first book on architecture.
• Roman poet Horace publishes the first three books of Odes

Births

for more information, see Category:23 BC births.

• Dong Xian (d. 1 BC)
• Herod Archelaus, ethnarch of Samaria (d. AD 18)

Deaths

• Marcus Claudius Marcellus, son of Octavia and nephew of Augustus (b. 42 BC)