1003
| Years |
|---|
| Millennium |
| 2nd millennium |
| Centuries |
| Decades |
| Years |
| 1003 by topic |
|---|
| Leaders |
|
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Gregorian calendar | 1003 MIII |
| Ab urbe condita | 1756 |
| Armenian calendar | 452 ԹՎ ՆԾԲ |
| Assyrian calendar | 5753 |
| Balinese saka calendar | 924–925 |
| Bengali calendar | 409–410 |
| Berber calendar | 1953 |
| English Regnal year | N/A |
| Buddhist calendar | 1547 |
| Burmese calendar | 365 |
| Byzantine calendar | 6511–6512 |
| Chinese calendar | 壬寅年 (Water Tiger) 3700 or 3493 — to — 癸卯年 (Water Rabbit) 3701 or 3494 |
| Coptic calendar | 719–720 |
| Discordian calendar | 2169 |
| Ethiopian calendar | 995–996 |
| Hebrew calendar | 4763–4764 |
| Hindu calendars | |
| - Vikram Samvat | 1059–1060 |
| - Shaka Samvat | 924–925 |
| - Kali Yuga | 4103–4104 |
| Holocene calendar | 11003 |
| Igbo calendar | 3–4 |
| Iranian calendar | 381–382 |
| Islamic calendar | 393–394 |
| Japanese calendar | Chōhō 5 (長保５年) |
| Javanese calendar | 905–906 |
| Julian calendar | 1003 MIII |
| Korean calendar | 3336 |
| Minguo calendar | 909 before ROC 民前909年 |
| Nanakshahi calendar | −465 |
| Seleucid era | 1314/1315 AG |
| Thai solar calendar | 1545–1546 |
| Tibetan calendar | 阳水虎年 (male Water-Tiger) 1129 or 748 or −24 — to — 阴水兔年 (female Water-Rabbit) 1130 or 749 or −23 |
Year 1003 (MIII) was a common year starting on Friday of the Julian calendar.