Are Mormons Christians? Unpacking the Theology, History, and Definitions

 

The question of whether members of The Church of Jesus Christ of Latter-day Saints (commonly referred to as Mormons) are Christians is one of the most frequently asked, yet widely misunderstood, inquiries in modern theology. Depending on who is asked, the answer is often a resounding "yes" or a definitive "no."

To navigate this question honestly, we have to look past surface-level assumptions and examine the foundational truths of both faiths. The discrepancy does not stem from a lack of clarity, but rather from how the word "Christian" is defined. If a Christian is defined simply as "someone who believes in, worships, and seeks to follow Jesus Christ," then Latter-day Saints unequivocally fit the description. However, if "Christian" is defined by adherence to historic, creedal orthodoxy—specifically the theology established by the early church councils—then Mormonism represents a distinct departure from the Christian tradition.

To respect both perspectives, it is essential to look at exactly where these two belief systems intersect and where they radically diverge.

Shared Devotion: Where the Faiths Intersect

Latter-day Saints and traditional Christians (Protestant, Catholic, and Eastern Orthodox) share a profound devotion to Jesus Christ. Both groups revere Him as the Savior of the world, the Son of God, and the central figure of human salvation.

Walk into a Latter-day Saint sacrament meeting, and you will hear prayers offered in the name of Jesus Christ, hymns sung about His redeeming blood, and testimonies centered on His resurrection. Both groups utilize the Old and New Testaments of the Bible, seeking to apply its moral teachings to their daily lives. Furthermore, both traditions emphasize the necessity of faith, the importance of repentance, the sanctity of marriage and family, and the call to love one's neighbor.

However, theologians often point out that while traditional Christianity and Mormonism share a common religious vocabulary, they rely on entirely different theological dictionaries. When members of either faith use terms like "God," "Jesus," "salvation," or "grace," they are often referring to profoundly different concepts.

The Nature of God: The Creedal Divide

The sharpest dividing line between traditional Christianity and Mormonism is the nature of God.

Traditional Christianity is anchored in the doctrine of the Trinity, a concept formalized in the Nicene Creed in the 4th century. Trinitarianism teaches that God is one infinite, eternal, and uncreated being who exists simultaneously in three distinct co-equal, co-eternal persons: God the Father, God the Son (Jesus), and God the Holy Spirit. Historic Christianity maintains a strict, unbridgeable distinction between the Creator and the created universe; God is spirit, He has always been God, and He is entirely distinct from humanity.

Mormonism, on the other hand, rejects the Nicene Creed. Latter-day Saint theology teaches that the "Godhead" consists of three entirely separate and distinct beings who are completely united in their purpose, but not in their substance. More fundamentally, Mormonism teaches that God the Father possesses a physical, glorified body of flesh and bone.

Perhaps the most radical departure from traditional orthodoxy is the LDS doctrine of "eternal progression." Summarized by the famous Latter-day Saint couplet, "As man now is, God once was; As God now is, man may be," Mormonism teaches that God the Father was once a mortal man who lived on another world and progressed to godhood. Consequently, human beings (who are viewed as literal spirit children of God) have the potential to undergo this same progression and eventually become gods themselves. Traditional Christianity views this concept as entirely incompatible with the biblical depiction of an unchanging, eternal, and singular God.

The Person of Jesus Christ

Because of their differing views on the nature of God, the two faiths also hold fundamentally different views on the nature and origin of Jesus Christ.

In Traditional Christianity, Jesus is the eternal second person of the Trinity. He was never created; He has existed from eternity past with the Father and the Holy Spirit. Through Him, all things were created from nothing (ex nihilo).

In Mormonism, Jesus is highly revered, but His origin story is different. Latter-day Saints believe that before this physical world existed, all humans lived as spirit children of Heavenly Father. Jesus is considered the literal, firstborn spirit child of God the Father. Because all spiritual beings were sired by the Father in this pre-mortal existence, LDS theology teaches that Jesus and Lucifer (Satan) are actually spirit brothers. For traditional Christians, this categorization of Jesus as a created, finite being—and the brother of Lucifer—is a severe theological fracture.

Authority and the Open Canon

Another critical distinction lies in how each faith views spiritual authority and divine revelation.

Traditional Christianity operates on a "closed canon." This means that the 66 books of the Bible (plus the Apocrypha, for Catholics and Orthodox) represent God's complete and final revelation to humanity. While Christians believe the Holy Spirit continues to guide and illuminate believers today, they do not believe God is providing new, authoritative, universally binding scripture. The authority of the church is traced backward through historical continuity and the teachings of the original apostles.

Mormonism is founded on the belief in a "Great Apostasy." Latter-day Saints believe that shortly after the deaths of the original apostles, the true priesthood authority and pure doctrines of Christ were lost from the earth. Therefore, they believe the church did not need to be reformed, but completely restored. They believe God called Joseph Smith in the 19th century as a modern prophet to restore this lost authority and true doctrine.

Because of this, Mormonism operates with an "open canon." While they revere the Bible "as far as it is translated correctly," they place equal, if not greater, emphasis on modern revelation. Their scriptural canon includes the Book of Mormon, the Doctrine and Covenants, and the Pearl of Great Price. Furthermore, they are led by a living Prophet and Quorum of the Twelve Apostles, whose ongoing teachings are considered authoritative directions from God.

Grace, Works, and the Afterlife

The final major area of distinction involves how a person achieves salvation and what happens after death.

Traditional Christianity is largely unified around the concept of salvation by grace alone, through faith alone, in Christ alone. Historic orthodoxy teaches that humans are inherently sinful and cannot possibly earn God's favor through their own obedience. Instead, Christ’s perfect righteousness is credited to the believer purely as a free gift. Good works are deeply important, but they are viewed as the result or fruit of salvation, not the prerequisite for it.

Mormonism approaches salvation through a different lens. The Book of Mormon explicitly states that individuals are saved by grace "after all we can do" (2 Nephi 25:23). In LDS theology, Christ's atonement universally guarantees resurrection (immortality) for almost everyone, but exaltation—dwelling eternally in the presence of God the Father in the highest tier of heaven (the Celestial Kingdom)—requires specific human effort. This includes strict obedience to commandments, receiving specific temple ordinances (such as the temple endowment and celestial marriage), and participation in the LDS priesthood.

Additionally, because Mormons believe these specific physical ordinances are mandatory for exaltation, they perform proxy baptisms and marriages in their temples on behalf of deceased ancestors. Traditional Christianity does not recognize these proxy practices, maintaining that one's eternal destiny is settled based on their faith during their earthly life.

Conclusion: Two Distinct Paths

So, are Mormons Christians?

If we use the word "Christian" as an umbrella term for anyone who professes a deep, sincere faith in Jesus of Nazareth and seeks to live by His moral example, the Latter-day Saints certainly qualify. Their devotion to Christ is genuine, and their focus on family, charity, and moral living is widely respected.

However, words have historical meanings. For nearly 2,000 years, the term "Christianity" has been defined by the core orthodox tenets regarding the Triune nature of God, the uncreated divinity of Jesus, the sufficiency of biblical scripture, and salvation by grace. Because the Church of Jesus Christ of Latter-day Saints explicitly rejects these foundational creeds in favor of Joseph Smith's 19th-century revelations, traditional Christians classify Mormonism not as a Christian denomination, but as a completely separate, distinct religion.

Both perspectives can coexist respectfully. It is entirely possible to honor a Latter-day Saint's sincere love for Jesus Christ while also acknowledging that the theological chasm between Mormonism and historic Christianity is simply too wide to place them in the same doctrinal category.