| Official Name: | Dillon, Illinois |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Tazewell |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 627 |
| Coordinates: | 40.4767°N -89.5381°W |
| Area Code: | 309 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 407219 |
Dillon is an unincorporated community in Tazewell County, in the U.S. state of Illinois.
Dillon was laid out in 1836, and named in honor of Nathan Dillon, a county official.[1] The Dillon post office was discontinued in 1901.[2]