Romans 16:23
Gaius, my host and the host of the church at large salutes you. Erastus the city-treasurer salutes you; so does brother Quartus.
Acts 19:22
So he despatched two of his assistants to Macedonia, Timotheus and Erastus, while he himself stayed on awhile in Asia.
1 Corinthians 1:14
I am thankful now that I baptized none of you, except Crispus and Gaius,
2 Timothy 4:20
Erastus stayed on at Corinth: I left Trophimus ill at Miletus.
3 John 1:1-6
The presbyter, to the beloved Gaius whom I love in the Truth.
Acts 19:29
So the city was filled with confusion. They rushed like one man into the amphitheatre, dragging along Gaius and Aristarchus, Macedonians who were travelling with Paul.
Acts 20:4
His company as far as Asia consisted of Sopater of Beroea (the son of Pyrrhus), Aristarchus and Secundus from Thessalonica, Gaius of Derbe, Timotheus, and Tychicus and Trophimus from Asia.