Aetna is an unincorporated community in Hickman County, Tennessee.
It lies at an elevation of 699 feet (213 m).
[1] A post office called Aetna was established in 1886, and closed one year later in 1887.
[2] Aetna was named after the Sicilian volcano, Mount Etna.
This Hickman County, Tennessee geography–related article is a stub.