Romans 16:23
Caius, my host, and of the whole church, saluteth you. Erastus the chamberlain of the city saluteth you, and Quartus, a brother.
Acts 19:22
And having sent two of those who ministred to him, Timothy and Erastus, into Macedonia, he himself staid in Asia for a season.
1 Corinthians 1:14
Or were ye baptized into the name of Paul? I thank God, that I baptized none of you but Crispus and Caius:
2 Timothy 4:20
Erastus abode at Corinth: but Trophimus I have left at Miletus sick.
3 John 1:1-6
The elder unto the well-beloved Caius, whom I truly love.
Acts 19:29
And the whole city was filled with confusion; and they rushed with one accord into the theatre, dragging with them Gaius and Aristarchus, men of Macedonia, Paul's fellow-travellers.
Acts 20:4
And there accompanied him to Asia Sopater of Berea, and of the Thessalonians Aristarchus, and Secundus, and Caius of Derbe, and Timothy; and of Asia, Tychicus and Trophimus.