Ruby is an unincorporated community in Copiah County, Mississippi, United States. Ruby is  east-southeast of Crystal Springs.

History
Ruby was first settled in 1850 and named for the daughter of the first store owner, Albert Gates. The community was also home to a sawmill and school. Many of the settlers moved to Hopewell after a railroad and depot were built there in 1909.

Ruby was home to a pharmacist in 1916.

A post office operated under the name Ruby from 1892 to 1908.

References

Unincorporated communities in Copiah County, Mississippi
Unincorporated communities in Mississippi