1088

1088 (MLXXXVIII) was a leap year starting on Saturday of the Julian calendar, the 1088th year of the Common Era (CE) and Anno Domini (AD) designations, the 88th year of the 2nd millennium, the 88th year of the 11th century, and the 9th year of the 1080s decade. As of the start of 1088, the Gregorian calendar was 6 days ahead of the Julian calendar, which was the dominant calendar of the time.

Pope Urban II ('Urbanus') (r. 1088–1099)

1088 in other calendars

Gregorian calendar	1088 MLXXXVIII
Ab urbe condita	1841
Armenian calendar	537 ԹՎ ՇԼԷ
Assyrian calendar	5838
Balinese saka calendar	1009–1010
Bengali calendar	495
Berber calendar	2038
English Regnal year	1 Will. 2 – 2 Will. 2
Buddhist calendar	1632
Burmese calendar	450
Byzantine calendar	6596–6597
Chinese calendar	丁卯年 (Fire Rabbit) 3784 or 3724     — to — 戊辰年 (Earth Dragon) 3785 or 3725
Coptic calendar	804–805
Discordian calendar	2254
Ethiopian calendar	1080–1081
Hebrew calendar	4848–4849
Hindu calendars
- Vikram Samvat	1144–1145
- Shaka Samvat	1009–1010
- Kali Yuga	4188–4189
Holocene calendar	11088
Igbo calendar	88–89
Iranian calendar	466–467
Islamic calendar	480–481
Japanese calendar	Kanji 2 (寛治２年)
Javanese calendar	992–993
Julian calendar	1088 MLXXXVIII
Korean calendar	3421
Minguo calendar	824 before ROC 民前824年
Nanakshahi calendar	−380
Seleucid era	1399/1400 AG
Thai solar calendar	1630–1631
Tibetan calendar	མེ་མོ་ཡོས་ལོ་ (female Fire-Hare) 1214 or 833 or 61     — to — ས་ཕོ་འབྲུག་ལོ་ (male Earth-Dragon) 1215 or 834 or 62

Events

• Succession of Pope Urban II (1088-1099)
• Work begins on the third and largest church at Cluny
• Rebellion of 1088 against William II of England lead by Odo of Bayeux.
• Mansur ibn Nasir succeeds Nasir ibn Alnas as ruler of the Hammadid dynasty
• University of Bologna was founded.

Deaths

• January 6 – Berengar of Tours, French theologian
• July 3 – Robert of Rhuddlan, Norman ruler of most of North Wales
• Naser Khosrow, Persian theologian
• William de Warenne, 1st Earl of Surrey, Norman aristocrat