Marcus.

Acts 12:12, 25
And when he had realized this, he went to the house of Mary the mother of John, also called Mark, where many people were gathered together praying. . . .

Acts 13:13
After setting sail from Paphos, Paul and his companions came to Perga in Pamphylia, where John left them to return to Jerusalem.

Acts 15:37-39
Barnabas wanted to take John, also called Mark. . . .

Colossians 4:10
My fellow prisoner Aristarchus sends you greetings, as does Mark the cousin of Barnabas. You have already received instructions about him: If he comes to you, welcome him.

2 Timothy 4:11
Only Luke is with me. Get Mark and bring him with you, because he is useful to me in the ministry.

Aristarchus.

Acts 19:29
Soon the whole city was in disarray. They rushed together into the theatre, dragging with them Gaius and Aristarchus, Paul's traveling companions from Macedonia.

Acts 27:2
We boarded an Adramyttian ship about to sail for ports along the coast of Asia, and we put out to sea. Aristarchus, a Macedonian from Thessalonica, was with us.

Demas.

Colossians 4:14
Luke, the beloved physician, and Demas send you greetings.

2 Timothy 4:10
because Demas, in his love of this world, has deserted me and gone to Thessalonica. Crescens has gone to Galatia, and Titus to Dalmatia.

Lucas.

2 Timothy 4:11
Only Luke is with me. Get Mark and bring him with you, because he is useful to me in the ministry.

my fellow-labourers.

Philemon 1:1, 2
Paul, a prisoner of Christ Jesus, and Timothy our brother, To Philemon our beloved fellow worker, . . .

2 Corinthians 8:23
As for Titus, he is my partner and fellow worker among you. As for our brothers, they are messengers of the churches to the glory of Christ.

Philippians 2:25
But I thought it necessary to send back to you Epaphroditus, my brother, fellow worker, and fellow soldier, who is also your messenger and minister to my needs.

Philippians 4:3
Yes, and I ask you, my true yokefellow, to help these women who have labored with me for the gospel, along with Clement and the rest of my fellow workers, whose names are in the book of life.

3 John 1:8
Therefore we ought to support such men, so that we may be fellow workers for the truth.