1990 World Modern Pentathlon Championships
| Host City |
Lahti |
| Country |
 FIN |
| Held |
— |
| Competitors |
17 |
| Countries |
5 |
Events
| Event |
Gender |
Held |
Status |
Competitors |
Countries |
| Individual |
Men |
— |
Medal |
3 |
3 |
| Team |
Men |
— |
Medal |
9 |
3 |
| Relay |
Men |
— |
Medal |
9 |
3 |
Medal table
| Pos |
Country |
🥇 Gold |
🥈 Silver |
🥉 Bronze |
Total |
| 1 |
Soviet Union |
 URS |
2 |
1 |
0 |
3 |
| 2 |
Italy |
 ITA |
1 |
1 |
1 |
3 |
| 3 |
Hungary |
 HUN |
0 |
1 |
0 |
1 |
| 4 |
Czechoslovakia |
 TCH |
0 |
0 |
1 |
1 |
| = |
Poland |
 POL |
0 |
0 |
1 |
1 |
Medal winners