The 2002 World Short Track Speed Skating Championships took place between April 5 and 7, 2002 in Montreal, Quebec, Canada. The World Championships are organised by the ISU which also run world cups and championships in speed skating and figure skating.
| Overall* | Kim Dong-sung | 136 points | Ahn Hyun-soo | 42 points | 34 points | ||
| 500 m | Kim Dong-sung | 41.930 | 42.044 | 42.195 | |||
| 1000 m | Kim Dong-sung | 1:31.361 | Ahn Hyun-soo | 1:31.435 | 1:31.632 | ||
| 1500 m | Kim Dong-sung | 2:21.736 | 2:31.595 | 2:31.706 | |||
| 3000 m | Kim Dong-sung | 5:19.041 | Ahn Hyun-soo | 5:19.170 | 5:20.145 | ||
| 5000 m relay | 7:10.751 | 7:10.756 | 7:11.330 |
* 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* | 105 points | Ko Gi-hyun | 63 points | 55 points | |||
| 500 m | 44.460 | 44.586 | 44.676 | ||||
| 1000 m | 1:34.732 | Ko Gi-hyun | 1:34.734 | 1:35.185 | |||
| 1500 m | 2:31.630 | Ko Gi-hyun | 2:31.666 | 2:32.234 | |||
| 3000 m | Choi Eun-kyung | 5:17.678 | 5:22.718 | Ko Gi-hyun | 5:34.285 | ||
| 3000 m relay | 4:18.599 | 4:19.516 | 4:19.587 |
* 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.