The Disciples of Jesus Christ were called Christians first in Antioch. (Acts 11:26)
The Disciples named in bold are mentioned only once in the New Testament.
Book of Acts:
Acts 1:23 And they appointed two, Joseph called Barsabas, who was surnamed Justus, and Matthias.
Acts 6:3-6 Wherefore, brethren, look ye out among you seven men of honest report, full of the Holy Ghost and wisdom, whom we may appoint over this business. 4 But we will give ourselves continually to prayer, and to the ministry of the word. 5 And the saying pleased the whole multitude: and they chose Stephen, a man full of faith and of the Holy Ghost, and Philip, and Prochorus, and Nicanor, and Timon, and Parmenas, and Nicolas a proselyte of Antioch: 6 Whom they set before the apostles: and when they had prayed, they laid their hands on them.
Stephen mentioned six times: Acts 6:5, 8-9; ch 7; Ac 8:12; 11:19; 22:20 And the saying pleased the whole multitude: and they chose Stephen, a man full of faith and of the Holy Ghost, and Philip, and Prochorus, and Nicanor, and Timon, and Parmenas, and Nicolas a proselyte of Antioch:
Philip mentioned six times: Acts 6:5; 8:5-6, 12-13, 8:26, 29-40; 21:8-9 And the saying pleased the whole multitude: and they chose Stephen, a man full of faith and of the Holy Ghost, and Philip, and Prochorus, and Nicanor, and Timon, and Parmenas, and Nicolas a proselyte of Antioch:
Acts 12:12 And when he had considered the thing, he came to the house of Mary the mother of John, whose surname was Mark; where many were gathered together praying.
Mark, John, John Mark, Marcus, mentioned eight times: Acts 12:12 And when he had considered the thing, he came to the house of Mary the mother of John, whose surname was Mark; where many were gathered together praying.
Acts 13:1 Now there were in the church that was at Antioch certain prophets and teachers; as Barnabas, and Simeon that was called Niger, and Lucius of Cyrene, and Manaen, which had been brought up with Herod the tetrarch, and Saul.
Barnabas, mentioned twenty-three times: Acts 4:36 And Joses, who by the apostles was surnamed Barnabas, (which is, being interpreted, The son of consolation,) a Levite, and of the country of Cyprus.
Lucius / Lucas/ Luke, mentioned twenty-one times, referred to by "we" or "us" many more: Colossians 4:14 Luke, the beloved physician, and Demas, greet you.
Acts 17:34 Howbeit certain men clave unto him, and believed: among the which was Dionysius the Areopagite, and a woman named Damaris, and others with them.
Acts 19:29 And the whole city was filled with confusion: and having caught Gaius and Aristarchus, men of Macedonia, Paul's companions in travel, they rushed with one accord into the theatre.
Acts 20:4 And there accompanied him into Asia Sopater of Berea; and of the Thessalonians, Aristarchus and Secundus [of the Thessalonians]; and Gaius of Derbe, and Timotheus; and of Asia, Tychicus and Trophimus.
Aristarchus mentioned five times: Acts 19:29; 20:4; Phil 1:23, 24; Col 4:10; And the whole city was filled with confusion: and having caught Gaius and Aristarchus, men of Macedonia, Paul's companions in travel, they rushed with one accord into the theatre.
Gaius mentioned five times: Acts 19:29; 20:4; Rom 16:23; 1 Cor 1:14; 3 John 1:1 And the whole city was filled with confusion: and having caught Gaius and Aristarchus, men of Macedonia, Paul's companions in travel, they rushed with one accord into the theatre.
Timothy / Timotheus mentioned twenty times: Philemon 1:1 Paul, a prisoner of Jesus Christ, and Timothy our brother, unto Philemon our dearly beloved, and fellowlabourer,
Tychicus mentioned five times: Acts 20:4; Eph 6:21; Col 4:7; 2 Tim 4:12; Titus 3:12 And there accompanied him into Asia Sopater of Berea; and of the Thessalonians, Aristarchus and Secundus; and Gaius of Derbe, and Timotheus; and of Asia, Tychicus and Trophimus.
Trophimus mentioned three times: Acts 20:4; 21:29; 2 Tim 4:20 And there accompanied him into Asia Sopater of Berea; and of the Thessalonians, Aristarchus and Secundus [of the Thessalonians]; and Gaius of Derbe, and Timotheus; and of Asia, Tychicus and Trophimus.
Acts 21:16 There went with us also certain of the disciples of Caesarea, and brought with them one Mnason of Cyprus, an old disciple, with whom we should lodge.
Mentioned or commended in the Epistles of Paul
Books of: Romans, 1 & 2 Corinthians, Galatians, Ephesians, Philippians, Colossians, 1 & 2 Thessalonians,1 & 2 Timothy, Titus, Philemon
Romans 16:1 I commend unto you Phebe our sister, which is a servant of the church which is at Cenchrea:
Romans 16:5b Salute my well-beloved Epaenetus, who is the firstfruits of Achaia unto Christ.
Romans 16:6 Greet Mary, who bestowed much labour on us.
Romans 16:7 Salute Andronicus and Junia, my kinsmen [of Israel], and my fellow-prisoners, who are of note among the apostles, who also were in Christ before me.
Romans 16:8 Greet Amplias my beloved in the Lord.
Romans 16:9 Salute Urbane, our helper in Christ, and Stachys my beloved.
Romans 16:10 Salute Apelles approved in Christ. Salute them which are of Aristobulus' household.
Romans 16:11 Salute Herodion my kinsman [of Israel]. Greet them that be of the household of Narcissus, which are in the Lord.
Romans 16:12 a. Salute Tryphena and Tryphosa, who labour in the Lord.
Romans 16:12 b. Salute the beloved Persis, which laboured much in the Lord.
Romans 16:14 Salute Asyncritus, Phlegon, Hermas, Patrobas, Hermes, and the brethren which are with them.
Romans 16:15 Salute Philologus, and Julia, Nereus, and his sister, and Olympas, and all the saints which are with them.
Romans 16:21 Timotheus my workfellow, and Lucius, and Jason, and Sosipater, my kinsmen [of Israel], salute you.
Jason mentioned three times: Acts 17:5-7, 9; Rom 16:21 But the Jews which believed not, moved with envy, took unto them certain lewd fellows of the baser sort, and gathered a company, and set all the city on an uproar, and assaulted the house of Jason, and sought to bring them out to the people. 6 And when they found them not, they drew Jason and certain brethren unto the rulers of the city, crying, These that have turned the world upside down are come hither also; 7 Whom Jason hath received: and these all do contrary to the decrees of Caesar, saying that there is another king, one Jesus.
Romans 16:22 I Tertius, who wrote [as scribe] this epistle, salute you in the Lord.
Romans 16:23 c. ... saluteth you, and [along with] Quartus a brother.
1 Corinthians 16:17-18 I am glad of the coming of Stephanas and Fortunatus and Achaicus: for that which was lacking on your part they have supplied. 18 For they have refreshed my spirit and yours: therefore acknowledge ye them that are such.
Stephanas mentioned twice: 1 Corinthians 16:15-18 I beseech you, brethren, (ye know the house of Stephanas, that it is the firstfruits of Achaia, and that they have addicted themselves to the ministry of the saints,
Philippians 4:2 I beseech Euodias, and beseech Syntyche, that they be of the same mind in the Lord.
Philippians 4:3 And I intreat thee also, true yokefellow, help those women which laboured with me in the gospel, with Clement also, and with other my fellowlabourers, whose names are in the book of life.
Demas, mentioned three times: Colossians 4:14; Phil 1:23-24; 2 Tim 4:10 Luke, the beloved physician, and Demas, greet you.
2 Timothy 1:15 This thou knowest, that all they which are in Asia be turned away from me; of whom are Phygellus and Hermogenes.
2 Timothy 2:17-18 And their word will eat as doth a canker: of whom is Hymenaeus and Philetus; who concerning the truth have erred, saying that the resurrection is past already; and overthrow the faith of some.
2 Timothy 4:13 The cloke that I left at Troas with Carpus, when thou comest, bring with thee, and the books, but especially the parchments.
2 Timothy 4:21 Do thy diligence to come before winter. Eubulus greeteth thee, and Pudens, and Linus, and Claudia, and all the brethren.
Titus 3:12 When I shall send Artemas unto thee, or Tychicus, be diligent to come unto me to Nicopolis: for I have determined there to winter.
Titus 3:13 Bring Zenas the lawyer and Apollos on their journey diligently, that nothing be wanting unto them.
Apollos mentioned ten times: Acts 18:24 And a certain Jew named Apollos, born at Alexandria, an eloquent man, and mighty in the scriptures, came to Ephesus. [Acts 19:1; 1Cor 1:12; 3:4, 5, 6, 22; 4:6; 16:12; Titus 3:13]
Philemon 1:1-3 Paul, a prisoner of Jesus Christ, and Timothy our brother, unto Philemon our dearly beloved, and fellowlabourer, 2 And to our beloved Apphia, and Archippus our fellowsoldier, and to the church in thy house: 3 Grace to you, and peace, from God our Father and the Lord Jesus Christ. [Philemon, Apphia and Archippus are of Colosse]