| Competition: | 29th Chicago Marathon |
| Venue: | Chicago, United States |
| Dates: | October 22 |
| Men: | Robert Kipkoech Cheruiyot |
| Men Win Value: | 2:07:35 |
| Women: | Lidiya Grigoryeva |
| Women Win Value: | 2:27:17 |
| Prev: | 2005 |
| Next: | 2007 |
The 2006 Chicago Marathon was the 29th running of the annual marathon race in Chicago, United States and was held on October 22. The elite men's race was won by Kenya's Robert Kipkoech Cheruiyot in a time of 2:07:35 and the women's race was won by Ethiopia's Berhane Adere in 2:20:42.
| Position | Athlete | Nationality | Time | |
|---|---|---|---|---|
| 1 | Robert Kipkoech Cheruiyot | 2:07:35 | ||
| 2 | Daniel Njenga | 2:07:40 | ||
| 3 | Jimmy Muindi | 2:07:51 | ||
| 4 | Abdihakem Abdirahman | 2:08:56 | ||
| 5 | Robert Cheboror | 2:09:25 | ||
| 6 | Brian Sell | 2:10:47 | ||
| 7 | Japhet Kosgei | 2:11:37 | ||
| 8 | Benjamin Maiyo | 2:11:53 | ||
| 9 | Dejene Berhanu | 2:12:27 | ||
| 10 | Meshack Kosgei Kirwa | 2:12:31 |
| Position | Athlete | Nationality | Time | |
|---|---|---|---|---|
| 1 | Berhane Adere | 2:20:42 | ||
| 2 | Galina Bogomolova | 2:20:47 | ||
| 3 | Benita Willis | 2:22:36 | ||
| 4 | Madaí Pérez | 2:22:59 | ||
| 5 | Constantina Diță | 2:24:25 | ||
| 6 | Nuța Olaru | 2:25:37 | ||
| 7 | Hiromi Ominami | 2:26:54 | ||
| 8 | Lyudmila Petrova | 2:27:08 | ||
| 9 | Kathy Butler | 2:28:39 | ||
| 10 | Dulce María Rodríguez | 2:28:54 |