642
- For other uses, see 642 (disambiguation).
| Centuries: | 6th century · 7th century · 8th century |
| Decades: | 610s 620s 630s 640s 650s 660s 670s |
| Years: | 639 640 641 642 643 644 645 |
| 642 by topic | |
| Politics | |
| State leaders - Sovereign states | |
| Birth and death categories | |
| Births - Deaths | |
| Establishments and disestablishments categories | |
| Establishments - Disestablishments | |
| Gregorian calendar | 642 DCXLII |
| Ab urbe condita | 1395 |
| Armenian calendar | 91 ԹՎ ՂԱ |
| Chinese calendar | 3278/3338-11-25 (辛丑年十一月廿五日) — to — 3279/3339-12-5(壬寅年十二月初五日) |
| Ethiopian calendar | 634 – 635 |
| Hebrew calendar | 4402 – 4403 |
| Hindu calendars | |
| - Vikram Samvat | 697 – 698 |
| - Shaka Samvat | 564 – 565 |
| - Kali Yuga | 3743 – 3744 |
| Iranian calendar | 20 – 21 |
| Islamic calendar | 21 – 22 |
| Thai solar calendar | 1185 |
Events
By Place
Europe
- August 5 - In the Battle of Maserfield, Penda king of Mercia defeats and kills Oswald, king of Bernicia.
- Batbayan succeeds Kubrat as ruler of the Bulgars (approximate date).
Africa
Asia
- Battle of Nehawand: Arabs conquer Persia.
- Empress Kōgyoku ascends to the throne of Japan.
- Yeon Gaesomun seizes power over the Goguryeo kingdom and places King Bojang on the throne.
By Topic
Arts and Sciences
- Earliest surviving dated Arabic papyrus, PERF 558, and earliest known Arabic text with diacritical marks is written.
Religion
- November 24 - Pope Theodore I succeeds Pope John IV as the 73rd pope.
- Monastic settlement founded in Hampshire, England, which later becomes Winchester Cathedral.
Births
Deaths
- August 5 - Oswald, king of Bernicia and Bretwalda
- October 12 - Pope John IV
- Khalid bin Walid, Muslim general, conqueror of Damascus and Syria
- King Yeongnyu of Goguryeo
Categories
1st millennium | 642