| Official Name: | Relfs Bluff, Arkansas |
| Pushpin Map: | Arkansas#USA |
| Pushpin Label: | Relfs Bluff |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Arkansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Lincoln |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 259 |
| Coordinates: | 33.8011°N -91.8428°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 78161 |
Relfs Bluff is a populated place in Lincoln County, Arkansas, United States.[1] It is the location of the 1925-built Mt. Zion Presbyterian Church, which is listed on the National Register of Historic Places.