| Official Name: | Lost Lake, Mississippi |
| Pushpin Map: | Mississippi#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Mississippi |
| Subdivision Type2: | County |
| Subdivision Name2: | Tunica |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 194 |
| Coordinates: | 34.7836°N -90.2439°W |
| Area Code: | 662 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 692022 |
Lost Lake is an unincorporated community in Tunica County, Mississippi, United States.