939

939 (CMXXXIX) was a common year starting on Tuesday of the Julian calendar, the 939th year of the Common Era (CE) and Anno Domini (AD) designations, the 939th year of the 1st millennium, the 39th year of the 10th century, and the 10th and last year of the 930s decade. As of the start of 939, the Gregorian calendar was 5 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium:	1st millennium
Centuries:	9th century – 10th century – 11th century
Decades:	900s  910s  920s  – 930s –  940s  950s  960s
Years:	936 937 938 – 939 – 940 941 942

939 in other calendars

Gregorian calendar	939 CMXXXIX
Ab urbe condita	1692
Armenian calendar	388 ԹՎ ՅՁԸ
Assyrian calendar	5689
Balinese saka calendar	860–861
Bengali calendar	346
Berber calendar	1889
Buddhist calendar	1483
Burmese calendar	301
Byzantine calendar	6447–6448
Chinese calendar	戊戌年 (Earth Dog) 3635 or 3575     — to — 己亥年 (Earth Pig) 3636 or 3576
Coptic calendar	655–656
Discordian calendar	2105
Ethiopian calendar	931–932
Hebrew calendar	4699–4700
Hindu calendars
- Vikram Samvat	995–996
- Shaka Samvat	860–861
- Kali Yuga	4039–4040
Holocene calendar	10939
Iranian calendar	317–318
Islamic calendar	327–328
Japanese calendar	Tengyō 2 (天慶２年)
Javanese calendar	839–840
Julian calendar	939 CMXXXIX
Korean calendar	3272
Minguo calendar	973 before ROC 民前973年
Nanakshahi calendar	−529
Seleucid era	1250/1251 AG
Thai solar calendar	1481–1482
Tibetan calendar	阳土狗年 (male Earth-Dog) 1065 or 684 or −88     — to — 阴土猪年 (female Earth-Pig) 1066 or 685 or −87

Events

• Edmund I of England became King of England
• July 14 – Pope Stephen VIII succeeds Pope Leo VII as the 127th pope.
• Arabs lose Madrid to the Kingdom of León.

Births

• Emperor Romanos II of the Byzantine Empire
• Emperor Taizong of Song

Deaths

• October 2 – Gilbert, Duke of Lorraine
• October 27 – Æthelstan, King of the English