In the New Testament, the term "apostle" is primarily associated with the Twelve Apostles chosen by Jesus Christ. However, the early Christian church recognized other individuals as apostles and workers who played significant roles in spreading the Gospel and establishing the church. These individuals, though not part of the original Twelve, were instrumental in the early Christian movement.

Paul (Saul of Tarsus): Paul is perhaps the most prominent apostle outside the original Twelve. Initially a persecutor of Christians, Paul experienced a dramatic conversion on the road to Damascus (Acts 9:3-6). He became a fervent missionary, establishing churches across the Roman Empire and authoring many New Testament epistles. Paul referred to himself as an apostle, emphasizing his divine calling and mission to the Gentiles (Romans 1:1).

Barnabas: Known as the "son of encouragement," Barnabas was a Levite from Cyprus who played a crucial role in the early church. He introduced Paul to the apostles in Jerusalem and later partnered with him on missionary journeys (Acts 9:27; Acts 13:2). Barnabas is described as a good man, full of the Holy Spirit and faith (Acts 11:24).

James, the Lord's Brother: James, a leader in the Jerusalem church, is often referred to as an apostle. He presided over the Jerusalem Council, which addressed the issue of Gentile converts and the Mosaic Law (Acts 15:13-21). Paul refers to him as a pillar of the church (Galatians 2:9).

Silas (Silvanus): Silas was a leader in the early church and a companion of Paul on his second missionary journey. He is mentioned as a co-author of some of Paul's letters (1 Thessalonians 1:1). Silas was imprisoned with Paul in Philippi, where they famously sang hymns at midnight (Acts 16:25).

Timothy: A young disciple from Lystra, Timothy was a close associate of Paul. He accompanied Paul on several journeys and was entrusted with leadership roles in the church (1 Timothy 1:2). Paul regarded him as a beloved son in the faith and a faithful worker (Philippians 2:22).

Titus: Another of Paul's trusted companions, Titus was a Greek believer who played a significant role in the early church. Paul sent him to Corinth to address issues within the church and later left him in Crete to appoint elders (Titus 1:5). Paul referred to Titus as his true son in the common faith (Titus 1:4).

Apollos: A learned Jew from Alexandria, Apollos was an eloquent speaker and knowledgeable in the Scriptures. He was instructed more accurately in the way of God by Priscilla and Aquila (Acts 18:24-26). Apollos ministered in Corinth and was highly regarded by Paul (1 Corinthians 3:6).

Priscilla and Aquila: This husband-and-wife team were tentmakers by trade and close associates of Paul. They hosted a church in their home and were instrumental in teaching Apollos (Romans 16:3-5). Paul referred to them as his fellow workers in Christ Jesus.

Andronicus and Junia: Mentioned by Paul in his letter to the Romans, Andronicus and Junia are noted as outstanding among the apostles and as having been in Christ before Paul (Romans 16:7). Their exact roles are debated, but they were clearly esteemed in the early church.

Epaphroditus: A member of the Philippian church, Epaphroditus was sent to assist Paul during his imprisonment. Paul referred to him as a brother, fellow worker, and fellow soldier (Philippians 2:25). He risked his life for the work of Christ, becoming ill in the process.

These individuals, among others, exemplify the diverse and dynamic nature of apostolic ministry in the early church. They were not limited to the original Twelve but included a broader group of dedicated men and women who contributed significantly to the spread of Christianity. Their accounts, preserved in the New Testament, continue to inspire believers today.