| Millennium: | 2nd millennium |
|---|---|
| Centuries: |
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| Decades: |
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| Years: |
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| 1001 by topic |
|---|
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
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| Gregorian calendar | 1001 MI |
| Ab urbe condita | 1754 |
| Armenian calendar | 450 ԹՎ ՆԾ |
| Assyrian calendar | 5751 |
| Balinese saka calendar | 922–923 |
| Bengali calendar | 408 |
| Berber calendar | 1951 |
| English Regnal year | N/A |
| Buddhist calendar | 1545 |
| Burmese calendar | 363 |
| Byzantine calendar | 6509–6510 |
| Chinese calendar | 庚子年 (Metal Rat) 3698 or 3491 — to — 辛丑年 (Metal Ox) 3699 or 3492 |
| Coptic calendar | 717–718 |
| Discordian calendar | 2167 |
| Ethiopian calendar | 993–994 |
| Hebrew calendar | 4761–4762 |
| Hindu calendars | |
| - Vikram Samvat | 1057–1058 |
| - Shaka Samvat | 922–923 |
| - Kali Yuga | 4101–4102 |
| Holocene calendar | 11001 |
| Igbo calendar | 1–2 |
| Iranian calendar | 379–380 |
| Islamic calendar | 391–392 |
| Japanese calendar | Chōhō3 (長保3年) |
| Javanese calendar | 902–904 |
| Julian calendar | 1001 MI |
| Korean calendar | 3334 |
| Minguo calendar | 911 before ROC 民前911年 |
| Nanakshahi calendar | −467 |
| Seleucid era | 1312/1313 AG |
| Thai solar calendar | 1543–1544 |
| Tibetan calendar | 阳金鼠年 (male Iron-Rat) 1127 or 746 or −26 — to — 阴金牛年 (female Iron-Ox) 1128 or 747 or −25 |
1001 (MI) was a common year starting on Wednesday of the Julian calendar, the 1001st year of the Common Era (CE) and Anno Domini (AD) designations, the 1st year of the 2nd millennium and the 11th century, and the 2nd year of the 1000s decade. As of the start of 1001, the Gregorian calendar was 6 days ahead of the Julian calendar, which was the dominant calendar of the time.
