1 BC

Millennium:	1st millennium BC
Centuries:	2nd century BC – 1st century BC – 1st century
Decades:	30s BC  20s BC  10s BC  – 0s BC –  0s  10s  20s
Years:	4 BC 3 BC 2 BC – 1 BC – 1 AD 2 AD 3 AD

1 BC in other calendars

Gregorian calendar	1 BC
Ab urbe condita	753
Armenian calendar	N/A
Assyrian calendar	4750
Bahá'í calendar	-1844–-1843
Bengali calendar	-593
Berber calendar	950
English Regnal year	N/A
Buddhist calendar	544
Burmese calendar	-638
Byzantine calendar	5508–5509
Chinese calendar	己未年 (2636/2696) — to — 庚申年 (2637/2697)
Coptic calendar	-284–-283
Ethiopian calendar	-8–-7
Hebrew calendar	3760–3761
Hindu calendars
- Vikram Samvat	56–57
- Shaka Samvat	N/A
- Kali Yuga	3101–3102
Holocene calendar	10000
Iranian calendar	622 BP – 621 BP
Islamic calendar	641 BH – 640 BH
Japanese calendar
Korean calendar	2333
Minguo calendar	1912 before ROC 民前1912年
Thai solar calendar	543

Year 1 BC/BCE was a leap year starting on Thursday of the Julian calendar. Some sources list it as a common year starting on either Friday or Saturday. At the time, it was known as the Year of the Consulship of Lentulus and Piso.

Events

• Emperor Augustus made a peace treaty with Phraates V
• Ovid writes the Ars Amatoria
• Ping of Han becomes Emperor of China
• Birth of Jesus as given by Dionysius Exiguus

Births

• Ptolemy of Mauretania (d. AD 40)

Deaths

• Dong Xian, a Han Dynasty Chinese official under Emperor Ai of Han (b. 23 BC)
• Emperor Ai of Han (b. 27 BC)
• Empress Fu
• Empress Zhao Feiyan (b. 32 BC)