| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1523 by topic |
|---|
| Arts and science |
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Works category |
| Gregorian calendar | 1523 MDXXIII |
| Ab urbe condita | 2276 |
| Armenian calendar | 972 ԹՎ ՋՀԲ |
| Assyrian calendar | 6273 |
| Balinese saka calendar | 1444–1445 |
| Bengali calendar | 930 |
| Berber calendar | 2473 |
| English Regnal year | 14 Hen. 8 – 15 Hen. 8 |
| Buddhist calendar | 2067 |
| Burmese calendar | 885 |
| Byzantine calendar | 7031–7032 |
| Chinese calendar | 壬午年 (Water Horse) 4220 or 4013 — to — 癸未年 (Water Goat) 4221 or 4014 |
| Coptic calendar | 1239–1240 |
| Discordian calendar | 2689 |
| Ethiopian calendar | 1515–1516 |
| Hebrew calendar | 5283–5284 |
| Hindu calendars | |
| - Vikram Samvat | 1579–1580 |
| - Shaka Samvat | 1444–1445 |
| - Kali Yuga | 4623–4624 |
| Holocene calendar | 11523 |
| Igbo calendar | 523–524 |
| Iranian calendar | 901–902 |
| Islamic calendar | 929–930 |
| Japanese calendar | Daiei 3 (大永３年) |
| Javanese calendar | 1440–1442 |
| Julian calendar | 1523 MDXXIII |
| Korean calendar | 3856 |
| Minguo calendar | 389 before ROC 民前389年 |
| Nanakshahi calendar | 55 |
| Thai solar calendar | 2065–2066 |
| Tibetan calendar | 阳水马年 (male Water-Horse) 1649 or 1268 or 496 — to — 阴水羊年 (female Water-Goat) 1650 or 1269 or 497 |
Year 1523 (MDXXIII) was a common year starting on Thursday (link will display the full calendar) of the Julian calendar.