23

This page is about the year 23. For the actual number, see 23 (number).

23 is a year in the 1st century. It was a common year starting on Friday of the Julian calendar. At the time, it was known as the Year of the Consulship of Pollio and Vetus.

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

AD 23 in other calendars

Gregorian calendar	AD 23 XXIII
Ab urbe condita	776
Assyrian calendar	4773
Balinese saka calendar	N/A
Bengali calendar	−570
Berber calendar	973
Buddhist calendar	567
Burmese calendar	−615
Byzantine calendar	5531–5532
Chinese calendar	壬午年 (Water Horse) 2719 or 2659     — to — 癸未年 (Water Goat) 2720 or 2660
Coptic calendar	−261 – −260
Discordian calendar	1189
Ethiopian calendar	15–16
Hebrew calendar	3783–3784
Hindu calendars
- Vikram Samvat	79–80
- Shaka Samvat	N/A
- Kali Yuga	3123–3124
Holocene calendar	10023
Iranian calendar	599 BP – 598 BP
Islamic calendar	617 BH – 616 BH
Javanese calendar	N/A
Julian calendar	AD 23 XXIII
Korean calendar	2356
Minguo calendar	1889 before ROC 民前1889年
Nanakshahi calendar	−1445
Seleucid era	334/335 AG
Thai solar calendar	565–566
Tibetan calendar	阳水马年 (male Water-Horse) 149 or −232 or −1004     — to — 阴水羊年 (female Water-Goat) 150 or −231 or −1003

Events

Roman Empire

• Strabo publishes Geography. It covers the world known to the Romans and Greeks at the time of Emperor Augustus.
• Aelius Sejanus gains power in the Roman Senate and Tiberius.
• Gaius Asinius Pollio, Gaius Antistius Vetus become consuls

Asia

• Liu Xuan proclaims himself emperor against Wang Mang.
• Battle of Kunyang - troops under Liu Xiu defeat 450,000 of Wang Mang's troops

Births

• Pliny the Elder, Roman scientist and writer

Deaths

• September 14 – Drusus Julius Caesar, son of the Emperor Tiberius, poisoned
• October 6 – Wang Mang, Emperor of the Xin Dynasty