Acheron

A real Greek river, believe in ancient times to lead to the Underworld. It has been in (rare) use as a boy name from 2010 onwards, coinciding with the rising interest in mythological names.

Pronounced AK-er-on.

As of October 2026, Acheron ranked #12162 in US births in 2021 SSA, peaked at #7607 in 2016.