Romans 16:23
Gaius, who is host to me and the whole church, greets you. Erastus, the city treasurer, and our brother Quartus greet you.
Acts 19:22
Then he sent two of his helpers, Timothy and Erastus, to Macedonia, while he himself stayed in Asia a while longer.
1 Corinthians 1:14
I thank God that I did not baptize any of you except Crispus and Gaius,
2 Timothy 4:20
Erastus stayed in Corinth, and I left Trophimus in Miletus because he was sick.
3 John 1:1-6
From: The Elder To: My dear friend Gaius, whom I genuinely love.
Acts 19:29
The city was filled with confusion, and the people rushed into the theater together, dragging with them Gaius and Aristarchus, Paul's fellow travelers from Macedonia.
Acts 20:4
He was accompanied by Sopater (the son of Pyrrhus) from Berea, Aristarchus and Secundus from Thessalonica, Gaius from Derbe, Timothy, and Tychicus and Trophimus from Asia.