| 16th Chicago Marathon | |
|---|---|
| Venue | Chicago, United States |
| Dates | October 31 |
| Champions | |
| Men | Luíz Antônio dos Santos (2:13:15) |
| Women | Ritva Lemettinen (2:33:19) |
The 1993 Chicago Marathon was the 16th running of the annual marathon race in Chicago, United States and was held on October 31. The elite men's race was won by Brazil's Luíz Antônio dos Santos in a time of 2:13:15 hours and the women's race was won by Finland's Ritva Lemettinen in 2:33:19.