The 2003 World Short Track Speed Skating Championships took place between March 19 and 21, 2003 in Warsaw, Poland. The World Championships are organised by the ISU which also run world cups and championships in speed skating and figure skating.
| Overall* | Ahn Hyun-soo | 89 points | 76 points | Song Suk-woo | 52 points | ||
| 500 m | 43.210 | 43.291 | Song Suk-woo | 43.377 | |||
| 1000 m | 1:28.391 | Ahn Hyun-soo | 1:28.450 | 1:28.510 | |||
| 1500 m | Ahn Hyun-soo | 2:25.271 | Song Suk-woo | 2:25.326 | Lee Seung-jae | 2:25.390 | |
| 3000 m | Ahn Hyun-soo | 4:58.297 | 4:58.699 | Song Suk-woo | 4:59.035 | ||
| 5000 m relay | 6:55.975 | 6:56.465 | 6:57.052 |
* First place is awarded 34 points, second is awarded 21 points, third is awarded 13 points, fourth is awarded 8 points, fifth is awarded 5 points, sixth is awarded 3 points, seventh is awarded 2 points, and eighth is awarded 1 point in the finals of each individual race to determine the overall world champion. The relays do not count for the overall classification.
| Overall* | Choi Eun-kyung | 76 points | 68 points | Kim Min-jee | 55 points | |||
| 500 m | 46.270 | 46.314 | 46.319 | |||||
| 1000 m | 1:31.594 | Choi Eun-kyung | 1:31.709 | 1:31.784 | ||||
| 1500 m | Choi Eun-kyung | 2:24.866 | Kim Min-jee | 2:24.942 | 2:25.147 | |||
| 3000 m | Kim Min-jee | 5:31.650 | Choi Eun-kyung | 5:31.660 | Cho Ha-ri | 5:31.755 | ||
| 3000 m relay | valign=top | 4:22.030 | 4:22.653 | 4:23.600 |
* First place is awarded 34 points, second is awarded 21 points, third is awarded 13 points, fourth is awarded 8 points, fifth is awarded 5 points, sixth is awarded 3 points, seventh is awarded 2 points, and eighth is awarded 1 point in the finals of each individual race to determine the overall world champion. The relays do not count for the overall classification.