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Millennium:	1st millennium
Centuries:	9th century 10th century 11th century
Decades:	960s 970s 980s 990s 1000s
Years:	981 982 983 984 985 986 987

984 by topic
Leaders
Political entities State leaders Religious leaders
Categories
Births Deaths Establishments

984 in various calendars
Gregorian calendar	984 CMLXXXIV
Ab urbe condita	1737
Armenian calendar	433 ԹՎ ՆԼԳ
Assyrian calendar	5734
Balinese saka calendar	905–906
Bengali calendar	391
Berber calendar	1934
Buddhist calendar	1528
Burmese calendar	346
Byzantine calendar	6492–6493
Chinese calendar	癸未年 (Water Goat) 3681 or 3474 — to — 甲申年 (Wood Monkey) 3682 or 3475
Coptic calendar	700–701
Discordian calendar	2150
Ethiopian calendar	976–977
Hebrew calendar	4744–4745
Hindu calendars
- Vikram Samvat	1040–1041
- Shaka Samvat	905–906
- Kali Yuga	4084–4085
Holocene calendar	10984
Iranian calendar	362–363
Islamic calendar	373–374
Japanese calendar	Eikan 2 (永観２年)
Javanese calendar	885–886
Julian calendar	984 CMLXXXIV
Korean calendar	3317
Minguo calendar	928 before ROC 民前928年
Nanakshahi calendar	−484
Seleucid era	1295/1296 AG
Thai solar calendar	1526–1527
Tibetan calendar	阴水羊年 (female Water-Goat) 1110 or 729 or −43 — to — 阳木猴年 (male Wood-Monkey) 1111 or 730 or −42

Year 984 (CMLXXXIV) was a leap year starting on Tuesday (link will display the full calendar) of the Julian calendar.

Events

Spring – German boy-king Otto III (4 years old) is seized by the deposed Henry II, Duke of Bavaria ("the Wrangler"), who has recovered his duchy and claims the regency as a member of the Ottonian Dynasty. But Henry is forced to hand over Otto to his mother, empress consort Theophanu.^[1]
King Ramiro III of León loses his throne to Bermudo II (the rival king of Galicia), who also becomes ruler of the entire Kingdom of León (modern-day Spain).

Fall – Emperor En'yū abdicates the throne in favor of his 16-year-old son Kazan after a 15-year reign. En'yū retires and becomes a Buddhist priest.

Qiao Weiyue, a Chinese engineer, innovates the first known use of the double-gated canal pound lock during the Song dynasty, for adjusting different water levels in segments of the Grand Canal in China.

August 20 – Pope John XIV dies a prisoner in the Castel Sant'Angelo at Rome after a 1-year reign, having either been murdered or starved to death.^[2]
Anti-Pope Boniface VII returns from Constantinople and gains support from the powerful Roman Crescentii family. He takes hold of the papal throne.

Births

Abu al-Qasim Muhammad ibn Abbad, founder of the Abbadid dynasty (d. 1042)
Choe Chung, Korean Confucian scholar and poet (d. 1068)
Emma of Normandy, noblewoman, queen consort of England (twice), Denmark and Norway (d. 1052; approximate date)