The Nicene Creed is the most widely used creed in Christianity, adopted at the First Council of Nicaea in 325 AD and expanded in 381 AD, affirming the full divinity of Christ and the Holy Spirit.

The Nicene Creed

The Universal Statement of Christian Faith

About The Nicene Creed

Everything you need to understand this historic confession — its origins, its theology, and its enduring place in the life of the Church.

Adopted 325 AD (expanded 381 AD)

Forged by the First Council of Nicaea, the Nicene Creed has guided Christian thought and worship for centuries — a confession tested by time and affirmed by the Church.

Theological Clarity

The Nicene Creed answers the most essential questions of the Christian faith — who God is, who Christ is, and what the Church believes together. Explore it article by article.

One Faith, Shared Heritage

With 33,000 denominations and one Church, the historic creeds are our common ground. This site exists to make that shared heritage clearly explained and freely available to every believer, student, and seeker.

Our Mission

Why This Site Exists

The Nicene Creed is the most widely used creed in Christianity, adopted at the First Council of Nicaea in 325 AD and expanded in 381 AD, affirming the full divinity of Christ and the Holy Spirit.

The Heavenly Network, in partnership with The Christian Chain, has developed this network of Church Creed and Confession sites in order to make the historic faith of the Church clearly explained, faithfully presented, and freely accessible to every believer, student, and seeker who wants to understand what the whole Church has always believed together.

This site is a scholarly, non-denominational reference site dedicated to the study of The Nicene Creed. Our mission is to make The Creed accessible, academically rigorous, and contextually explained for Christians, theology students, church leaders, and researchers worldwide.

Editorial Standards

  • All historical sources and translations are cited and attributed.
  • Content is written in an academic, accessible tone for both lay and scholarly readers.
  • We are committed to interfaith respect and avoid denominational bias or doctrinal debate.
  • Affiliate recommendations are transparently disclosed.

"There is one body and one Spirit — just as you were called to the one hope that belongs to your call — one Lord, one faith, one baptism, one God and Father of all."

Ephesians 4:4–6

Ecumenical Tradition325 AD (expanded 381 AD)

First Council of Nicaea

Latest Articles

Explore our most recent writing on this creed — its history, theology, and ongoing significance for the church today.

nicene creedOne holy catholic and apostolic church — the four marks of the church in the Nicene Creed

What Does 'One Holy Catholic and Apostolic Church' Mean?

The Nicene Creed's four marks of the church — one, holy, catholic, and apostolic — are among the most debated phrases in all of Christian theology. What did the council mean, and what do these words mean for the church today?

Rev. C•D•F• Warrington, M.Div.

By Rev. C•D•F• Warrington, M.Div.

Ordained Minister, M.Div.

Date

April 25, 2026

nicene creedStack of theology books about the Nicene Creed on a wooden desk beside an open Bible

5 Essential Books for Studying the Nicene Creed

The Nicene Creed is the foundational ecumenical statement of Christian faith, and these five books offer the best introductions, commentaries, and historical studies for understanding its language, history, and theology.

Rev. C•D•F• Warrington, M.Div.

By Rev. C•D•F• Warrington, M.Div.

Ordained Minister, M.Div.

Date

April 22, 2026

nicene creedFilioque controversy — the one word that split Eastern and Western Christianity

The Filioque Controversy: One Word That Split the Church

The Great Schism of 1054 that divided Eastern and Western Christianity had many causes, but at its theological center was a single Latin word: filioque. Here is why it mattered so deeply that it split the church in two.

Rev. C•D•F• Warrington, M.Div.

By Rev. C•D•F• Warrington, M.Div.

Ordained Minister, M.Div.

Date

April 18, 2026