|912 by topic|
|Ab urbe condita||1665|
|Balinese saka calendar||833–834|
|Chinese calendar||辛未年 (Metal Goat)
3608 or 3548
— to —
壬申年 (Water Monkey)
3609 or 3549
|- Vikram Samvat||968–969|
|- Shaka Samvat||833–834|
|- Kali Yuga||4012–4013|
|Japanese calendar||Engi 12
|Minguo calendar||1000 before ROC
|Seleucid era||1223/1224 AG|
|Thai solar calendar||1454–1455|
1038 or 657 or −115
— to —
1039 or 658 or −114
|Wikimedia Commons has media related to 912.|
- May 11 – Emperor Leo VI (the Wise) dies after a 26-year reign in which he has completed the Byzantine code of laws (Basilika). He is succeeded by his brother Alexander III as emperor (basileus) alongside Leo's 6-year-old son Constantine VII. Alexander becomes de facto ruler of the Byzantine Empire and expels Empress Zoe Karbonopsina, the mother of Constantine, from the palace and exiles her to a nunnery.
- German dukes Henry the Fowler of Saxony and Arnulf I (the Bad) of Bavaria claim themselves to be sovereign princes, not recognizing the authority of their overlord, King Conrad I of the East Frankish Kingdom as he is not a Carolingian. Duke Erchanger II of Swabia and Conrad's brother, Duke Eberhard III of Franconia, support the Conradines.
- Orso II Participazio becomes the doge of Venice. He sends his son Pietro to Constantinople in order to re-establish the relationship with Alexander III.
- King Ordoño II of León continues his expansion of the Christian polity. He sacks the cities of Mérida and Évora.
- Lady Æthelflæd expands her policy by building defensive burghs at Shrewsbury and Bridgnorth. The fortifications are needed to protect Mercia against plundering Vikings from the Danelaw (Danish territory in England).
- October 16 – Abd al-Rahman III succeeds his father Abdullah ibn Muhammad (after his execution) and becomes emir of Córdoba (Al-Andalus).
- The second rebellion in two years, of the Kutama tribemen against the Fatimid Caliphate, occurs.
- July 18 – Emperor Taizu (Zhu Wen) is murdered in the imperial palace at Kaifeng by his eldest living son Zhu Yougui after a 5-year reign. He succeeds his father as the ruler of Later Liang.
- November 23 – Otto I, emperor of the Holy Roman Empire (d. 973)
- Alberic II, princeps and duke of Spoleto (d. 954)
- Frederick I, duke of Upper Lorraine (approximate date)
- Hyejong, king of Goryeo (Korea) (d. 945)
- Ma Xichong, governor and ruler of Chu (d. 951)
- Minamoto no Mitsunaka, Japanese nobleman and samurai (d. 997)
- Nakatsukasa, Japanese waka poet (d. 991)
- Nikephoros II, emperor of the Byzantine Empire (d. 969)
- Pelagius of Córdoba, Christian martyr (d. 926)
- Ryōgen, Japanese monk and abbot (d. 985)
- Xue Juzheng, Chinese scholar-official and historian (d. 981)
- May 11 – Leo VI, emperor of the Byzantine Empire (b. 866)
- May 25 – Xue Yiju, chancellor of Later Liang
- July 18 – Zhu Wen, emperor of Later Liang (b. 852)
- August 15 – Han Jian, Chinese warlord (b. 855)
- October 15 – Abdullah ibn Muhammad, Muslim emir (b. 844)
- October 25 – Rudolph I, king of Burgundy (b. 859)
- November 30 – Otto I, duke of Saxony
- Ahmad ibn Yusuf, Muslim mathematician (b. 835)
- Guanxiu, Chinese Buddhist monk and poet (b. 832)
- Hermenegildo Gutiérrez, Galician nobleman
- Hyogong, king of Silla (Korea) (b. 883)
- Ibn Khordadbeh, Persian geographer
- Notker the Stammerer, Benedictine monk
- Oleg of Novgorod, Varangian prince
- Pietro Tribuno, doge of Venice (approximate date)
- Qusta ibn Luqa, Syrian Melkite physician (b. 820)
- Rudalt, Breton nobleman (approximate date)
- Smbat I, king of Armenia (approximate date)
- Wilferth, bishop of Lichfield (approximate date)
- Zhang Ce, chancellor of Later Liang
- Zhu Youwen, prince of Later Liang
- Ostrogorsky (1969), p. 261.
- Picard, Christophe (2000). Le Portugal musulman (VIIIe-XIIIe siècle. L'Occident d'al-Andalus sous domination islamique. Paris: Maisonneuve & Larose. p. 109. ISBN 2-7068-1398-9.
- Yorke. Kings and Kingdoms of Early Anglo-Saxon England, p. 123.
- Rucquoi, Adeline (1993). Histoire médiévale de la Péninsule ibérique. Paris: Seuil. p. 87. ISBN 2-02-012935-3.
- Gilbert Meynier (2010) L'Algérie cœur du Maghreb classique. De l'ouverture islamo-arabe au repli (658-1518). Paris: La Découverte; p. 39.