 | This article relies largely or entirely on a single source. (May 2019) |
| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 903 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 903 CMIII |
| Ab urbe condita | 1656 |
| Armenian calendar | 352 ԹՎ ՅԾԲ |
| Assyrian calendar | 5653 |
| Balinese saka calendar | 824–825 |
| Bengali calendar | 310 |
| Berber calendar | 1853 |
| Buddhist calendar | 1447 |
| Burmese calendar | 265 |
| Byzantine calendar | 6411–6412 |
| Chinese calendar | 壬戌年 (Water Dog) 3600 or 3393 — to — 癸亥年 (Water Pig) 3601 or 3394 |
| Coptic calendar | 619–620 |
| Discordian calendar | 2069 |
| Ethiopian calendar | 895–896 |
| Hebrew calendar | 4663–4664 |
| Hindu calendars | |
| - Vikram Samvat | 959–960 |
| - Shaka Samvat | 824–825 |
| - Kali Yuga | 4003–4004 |
| Holocene calendar | 10903 |
| Iranian calendar | 281–282 |
| Islamic calendar | 290–291 |
| Japanese calendar | Engi 3 (延喜３年) |
| Javanese calendar | 801–803 |
| Julian calendar | 903 CMIII |
| Korean calendar | 3236 |
| Minguo calendar | 1009 before ROC 民前1009年 |
| Nanakshahi calendar | −565 |
| Seleucid era | 1214/1215 AG |
| Thai solar calendar | 1445–1446 |
| Tibetan calendar | 阳水狗年 (male Water-Dog) 1029 or 648 or −124 — to — 阴水猪年 (female Water-Pig) 1030 or 649 or −123 |
Year 903 (CMIII) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.