An early Christian convert in Corinth. Achaicus, Stephanas, and Fortunatus were visiting Paul in Ephesus when he wrote 1 Corinthians (1 Corinthians 16:17). Achaicus and his friends probably brought Paul a letter from the Corinthian church and returned with Paul’s reply (1 Corinthians 7:1).
Achaicus
From Tyndale Bible Dictionary, adapted by Mission Mutual. CC BY-SA 4.0.