In Bible versions:Quartus: NET AVS NIV NRSV NASB TEV
a man in Rome to whom Paul sent greetings
Strongs #2890: Kouartov KouartosQuartus = "fourth"
1) a Roman; probably before he lived at Rome, and therefore sends his
salutations to the Christians there: he is mentioned among the
seventy disciples, and said to be bishop of Berytus. (Gill)
2890 Kouartos koo'-ar-tosof Latin origin (fourth); Quartus, a Christian:-Quartus.
fourth, a Corinthian Christian who sent by Paul his salutations to friends at Rome (Rom. 16:23).
Quartus [NAVE]QUARTUS, a Christian in Corinth, Rom. 16:23.
QUARTUS [SMITH](fourth), a Christian of Corinth, (Romans 16:23) said to have been one of the seventy disciples, and afterward bishop of Berytus. (A.D. about 50.)
QUARTUS [ISBE]QUARTUS - kwor'-tus (Kouartos): A Christian in Corinth who with "Erastus the treasurer of the city" sent greetings to the Christian community in Rome (Rom 16:23). He is known to Paul only as a Christian, "the brother."