Wrestling at the 1988 Summer Olympics – Men's Greco-Roman 90 kg
The Men's Greco-Roman 90 kg at the 1988 Summer Olympics as part of the wrestling program were held at the Sangmu Gymnasium, Seongnam.The wrestlers are divided into 2 groups. The winner of each group decided by a double-elimination system.
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- TF — Won by Fall
- SP — Won by Superiority, 12-14 points difference, the loser with points
- SO — Won by Superiority, 12-14 points difference, the loser without points
- ST — Won by Technical Superiority, 15 points difference
- PP — Won by Points, the loser with technical points
- PO — Won by Points, the loser without technical points
- P0 — Won by Passivity, scoring zero points
- P1 — Won by Passivity, while leading by 1-11 points
- PS — Won by Passivity, while leading by 12-14 points
- PA — Won by Opponent Injury
- DQ — Won by Forfeit
- DNA — Did not appear
- L — Losses
- ER — Round of Elimination
- CP — Classification Points
- TP — Technical Points
Group A
| Wrestler | L | ER | CP |
| 0 | - | 16 |
| 1 | - | 12 |
| 2 | 5 | 12.5 |
| 2 | 5 | 12 |
| 2 | 4 | 5 |
| 2 | 4 | 3 |
| 2 | 3 | 3 |
| 2 | 3 | 3 |
| 2 | 3 | 0 |
| 2 | 2 | 0 |
| 2 | 2 | 0 |
Group B
| Wrestler | L | ER | CP |
| 0 | - | 16 |
| 1 | - | 19 |
| 2 | 6 | 11 |
| 2 | 5 | 8 |
| 2 | 4 | 7 |
| 2 | 4 | 5 |
| 2 | 4 | 3 |
| 2 | 2 | 1 |
| 2 | 2 | 0 |
| 2 | 2 | 0 |
| 2 | 2 | 0 |
Final standings
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