Acts 19:29

19:29 The city was filled with the uproar, and the crowd rushed to the theater together, dragging with them Gaius and Aristarchus, the Macedonians who were Paul’s traveling companions.

Acts 20:4

20:4 Paul was accompanied by Sopater son of Pyrrhus from Berea, Aristarchus and Secundus from Thessalonica, Gaius from Derbe, and Timothy, as well as Tychicus and Trophimus from the province of Asia.