Year 923 (CMXXIII) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.
| Millennium: | 1st millennium |
|---|---|
| Centuries: |
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| Decades: |
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| Years: |
|
| Gregorian calendar | 923 CMXXIII |
| Ab urbe condita | 1676 |
| Armenian calendar | 372 ԹՎ ՅՀԲ |
| Assyrian calendar | 5673 |
| Balinese saka calendar | 844–845 |
| Bengali calendar | 330 |
| Berber calendar | 1873 |
| Buddhist calendar | 1467 |
| Burmese calendar | 285 |
| Byzantine calendar | 6431–6432 |
| Chinese calendar | 壬午年 (Water Horse) 3620 or 3413 — to — 癸未年 (Water Goat) 3621 or 3414 |
| Coptic calendar | 639–640 |
| Discordian calendar | 2089 |
| Ethiopian calendar | 915–916 |
| Hebrew calendar | 4683–4684 |
| Hindu calendars | |
| - Vikram Samvat | 979–980 |
| - Shaka Samvat | 844–845 |
| - Kali Yuga | 4023–4024 |
| Holocene calendar | 10923 |
| Iranian calendar | 301–302 |
| Islamic calendar | 310–311 |
| Japanese calendar | Engi 23 / Enchō1 (延長元年) |
| Javanese calendar | 822–823 |
| Julian calendar | 923 CMXXIII |
| Korean calendar | 3256 |
| Minguo calendar | 989 before ROC 民前989年 |
| Nanakshahi calendar | −545 |
| Seleucid era | 1234/1235 AG |
| Thai solar calendar | 1465–1466 |
| Tibetan calendar | 阳水马年 (male Water-Horse) 1049 or 668 or −104 — to — 阴水羊年 (female Water-Goat) 1050 or 669 or −103 |
