1903
| Millennium: | 2nd millennium |
|---|---|
| Centuries: | 19th century – 20th century – 21st century |
| Decades: | 1870s 1880s 1890s – 1900s – 1910s 1920s 1930s |
| Years: | 1900 1901 1902 – 1903 – 1904 1905 1906 |
| Gregorian calendar | 1903 MCMIII |
| Ab urbe condita | 2656 |
| Armenian calendar | 1352 ԹՎ ՌՅԾԲ |
| Assyrian calendar | 6653 |
| Bahá'í calendar | 59–60 |
| Balinese saka calendar | 1824–1825 |
| Bengali calendar | 1310 |
| Berber calendar | 2853 |
| British Regnal year | 2 Edw. 7 – 3 Edw. 7 |
| Buddhist calendar | 2447 |
| Burmese calendar | 1265 |
| Byzantine calendar | 7411–7412 |
| Chinese calendar | 壬寅年 (Water Tiger) 4599 or 4539 — to — 癸卯年 (Water Rabbit) 4600 or 4540 |
| Coptic calendar | 1619–1620 |
| Discordian calendar | 3069 |
| Ethiopian calendar | 1895–1896 |
| Hebrew calendar | 5663–5664 |
| Hindu calendars | |
| - Vikram Samvat | 1959–1960 |
| - Shaka Samvat | 1824–1825 |
| - Kali Yuga | 5003–5004 |
| Holocene calendar | 11903 |
| Igbo calendar | 903–904 |
| Iranian calendar | 1281–1282 |
| Islamic calendar | 1320–1321 |
| Japanese calendar | Meiji 36 (明治36年) |
| Javanese calendar | 1832–1833 |
| Julian calendar | Gregorian minus 13 days |
| Korean calendar | 4236 |
| Minguo calendar | 9 before ROC 民前9年 |
| Nanakshahi calendar | 435 |
| Thai solar calendar | 2445–2446 |
| Tibetan calendar | 阳水虎年 (male Water-Tiger) 2029 or 1648 or 876 — to — 阴水兔年 (female Water-Rabbit) 2030 or 1649 or 877 |
1903 (MCMIII) was a common year starting on Thursday in the Gregorian calendar and a common year starting on Wednesday in the Julian calendar.
Aer, music, theatre, literature
- Edwin S. Porter's The Great Train Robbery is released.
Events
- December 17 – Orville Wright of the Wright brothers flies an airplane at Kitty Hawk, North Carolina.
- Abeerden Football Club founded in Scotland.
Births
January
February

March

- March 24 – Adolf Butenandt, German chemist (d. 1995)
April
May

- May 3 – Bing Crosby, American singer and actor (d. 1977)
June

- June 21 – Al Hirschfeld, American caricaturist (d. 2003)
- June 25 – George Orwell, English writer (d. 1950)
July
August
September
October
November
December
Deaths
- May 8 – Paul Gauguin, French painter