801
| Millennium: | 1st millennium |
|---|---|
| Centuries: | 8th century – 9th century – 10th century |
| Decades: | 770s 780s 790s – 800s – 810s 820s 830s |
| Years: | 798 799 800 – 801 – 802 803 804 |
| 801 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 801 DCCCI |
| Ab urbe condita | 1554 |
| Armenian calendar | 250 ԹՎ ՄԾ |
| Assyrian calendar | 5551 |
| Balinese saka calendar | 722–723 |
| Bengali calendar | 208 |
| Berber calendar | 1751 |
| Buddhist calendar | 1345 |
| Burmese calendar | 163 |
| Byzantine calendar | 6309–6310 |
| Chinese calendar | 庚辰年 (Metal Dragon) 3497 or 3437 — to — 辛巳年 (Metal Snake) 3498 or 3438 |
| Coptic calendar | 517–518 |
| Discordian calendar | 1967 |
| Ethiopian calendar | 793–794 |
| Hebrew calendar | 4561–4562 |
| Hindu calendars | |
| - Vikram Samvat | 857–858 |
| - Shaka Samvat | 722–723 |
| - Kali Yuga | 3901–3902 |
| Holocene calendar | 10801 |
| Iranian calendar | 179–180 |
| Islamic calendar | 184–185 |
| Japanese calendar | Enryaku 20 (延暦２０年) |
| Javanese calendar | 696–697 |
| Julian calendar | 801 DCCCI |
| Korean calendar | 3134 |
| Minguo calendar | 1111 before ROC 民前1111年 |
| Nanakshahi calendar | −667 |
| Seleucid era | 1112/1113 AG |
| Thai solar calendar | 1343–1344 |
| Tibetan calendar | 阳金龙年 (male Iron-Dragon) 927 or 546 or −226 — to — 阴金蛇年 (female Iron-Snake) 928 or 547 or −225 |
Year 801 (DCCCI) was a common year starting on Friday of the Julian calendar.