| Event: | Judo |
| Games: | 2006 Asian Games |
| Venue: | Qatar SC Indoor Hall |
| Dates: | 2–5 December 2006 |
| Competitors: | 215 |
| Nations: | 35 |
| Prev: | 2002 |
| Next: | 2010 |
Judo competed in eight different weight classes for men and women at the 2006 Asian Games in Doha, Qatar. All competition was held in the Qatar Sports Club Indoor Hall.[1]
| P | Preliminary rounds & Repechage | F | Finals |
| Event↓/Date → | 2nd Sat | 3rd Sun | 4th Mon | 5th Tue | |||||
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| Extra lightweight (−60 kg) | |||
| Half lightweight (−66 kg) | |||
| Lightweight (−73 kg) | |||
| Half middleweight (−81 kg) | |||
| Middleweight (−90 kg) | |||
| Half heavyweight (−100 kg) | |||
| Heavyweight (+100 kg) | |||
| Openweight | |||
| Extra lightweight (−48 kg) | |||
| Half lightweight (−52 kg) | |||
| Lightweight (−57 kg) | |||
| Half middleweight (−63 kg) | |||
| Middleweight (−70 kg) | |||
| Half heavyweight (−78 kg) | |||
| Heavyweight (+78 kg) | |||
| Openweight | |||
A total of 215 athletes from 35 nations competed in judo at the 2006 Asian Games: