Romans 16:23
Gaius, with whom I am living, whose house is open to all the church, sends his love, so does Erastus, the manager of the accounts of the town, and Quartus, the brother.
Acts 19:22
And having sent two of his helpers, Timothy and Erastus, into Macedonia, he himself went on living in Asia for a time.
1 Corinthians 1:14
I give praise to God that not one of you had baptism from me, but Crispus and Gaius;
2 Timothy 4:20
Erastus was stopping at Corinth; but Trophimus, when I last saw him was at Miletus, ill.
3 John 1:1-6
I, a ruler in the church, send word to the well loved Gaius, for whom I have true love.
Acts 19:29
And the town was full of noise and trouble, and they all came running into the theatre, having taken by force Gaius and Aristarchus, men of Macedonia who were journeying in company with Paul.
Acts 20:4
And Sopater of Beroea, the son of Pyrrhus, and Aristarchus and Secundus of Thessalonica, and Gaius of Derbe, and Timothy, and Tychicus and Trophimus of Asia, went with him as far as Asia.