| Official Name: | Eastburn, Illinois |
| Settlement Type: | Unincorporated community |
| Mapsize: | 150px |
| Pushpin Map: | USA Illinois Iroquois County |
| Pushpin Label: | Eastburn |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Eastburn's location in Iroquois County |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Iroquois |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 686 |
| Coordinates: | 40.7731°N -87.6356°W |
| Area Code: | 815 & 779 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 422654 |
Eastburn is an unincorporated community in Iroquois County, in the U.S. state of Illinois.
A post office was established at Eastburn in 1891, and remained in operation until 1901.[1] Allen M. Eastburn, the first postmaster, gave the community his name.[2]