Timothy was a biracial kid from Lystra. Just a believer in Jesus in a smaller, commonplace Roman city (in modern day Turkey). His mother was a Jewish believer in Jesus, but it seems his father, who was Greek, was not a believer. Paul mentored Timothy in spreading the gospel and making disciples of Jesus.
Paul came also to Derbe and to Lystra. A disciple was there, named Timothy, the son of a Jewish woman who was a believer, but his father was a Greek. 2 He was well spoken of by the brothers at Lystra and Iconium. 3 Paul wanted Timothy to accompany him, and he took him and circumcised him because of the Jews who were in those places, for they all knew that his father was a Greek.
But as for you, continue in what you have learned and have firmly believed, knowing from whom you learned it 15 and how from childhood you have been acquainted with the sacred writings, which are able to make you wise for salvation through faith in Christ Jesus.
Therefore when we could bear it no longer, we were willing to be left behind at Athens alone, 2 and we sent Timothy, our brother and God’s coworker in the gospel of Christ, to establish and exhort you in your faith,
You, however, have followed my teaching, my conduct, my aim in life, my faith, my patience, my love, my steadfastness, 11 my persecutions and sufferings that happened to me at Antioch, at Iconium, and at Lystra-which persecutions I endured; yet from them all the Lord rescued me.