42

This article is about the year 42. For other uses, see 42 (disambiguation).

42 is a year in the 1st century. It was a common year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Caesar and Piso.

Millennium:	1st millennium
Centuries:	1st century BC – 1st century – 2nd century
Decades:	10s  20s  30s  – 40s –  50s  60s  70s
Years:	39 40 41 – 42 – 43 44 45

AD 42 in other calendars

Gregorian calendar	AD 42 XLII
Ab urbe condita	795
Assyrian calendar	4792
Balinese saka calendar	N/A
Bengali calendar	−551
Berber calendar	992
Buddhist calendar	586
Burmese calendar	−596
Byzantine calendar	5550–5551
Chinese calendar	辛丑年 (Metal Ox) 2738 or 2678     — to — 壬寅年 (Water Tiger) 2739 or 2679
Coptic calendar	−242 – −241
Discordian calendar	1208
Ethiopian calendar	34–35
Hebrew calendar	3802–3803
Hindu calendars
- Vikram Samvat	98–99
- Shaka Samvat	N/A
- Kali Yuga	3142–3143
Holocene calendar	10042
Iranian calendar	580 BP – 579 BP
Islamic calendar	598 BH – 597 BH
Javanese calendar	N/A
Julian calendar	AD 42 XLII
Korean calendar	2375
Minguo calendar	1870 before ROC 民前1870年
Nanakshahi calendar	−1426
Seleucid era	353/354 AG
Thai solar calendar	584–585
Tibetan calendar	阴金牛年 (female Iron-Ox) 168 or −213 or −985     — to — 阳水虎年 (male Water-Tiger) 169 or −212 or −984

Events

Roman Empire

• Romans take control of Ceuta.
• Lands now known as Algeria and Morocco become a Roman province.
• The Dalmatian legate Furius Camillus Scribonianus revolts. His troops do not support him and the rebellion quickly ends.
• Claudius starts building the Port of Ostia.

Asia

• Suro becomes the first king of Geumgwan Gaya in the Korean peninsula.
• Chinese General My Yuan puts down the rebellion of the Trung sisters in Tonkin.

Religion

• 25 January: the apostle Paul becomes a Christian. The exact date is not known, but the Catholic Church has chosen to celebrate it on this date.

Births

• Herennius Philo (approximate date) (d. 141)
• Pope Sixtus I (d. 124)

Deaths

• Arria
• Gaius Appius Junius Silanus