Hagiology
The study of saints and sanctity in Christian theology and church history.
The study of saints and sanctity in Christian theology and church history.
Hagiology is the branch of theology that studies saints, sanctity, and the place of holy persons within Christian teaching and church history.
Hagiology is a theological term for the study of saints and sanctity within Christian thought and church history. The word is used most naturally in traditions that distinguish recognized saints and reflect on their lives, witness, and place in the church's devotional and historical memory. In conservative evangelical theology, the term is uncommon because believers are more often described in biblical categories such as holiness, sanctification, faithful example, and the communion of saints. For that reason, hagiology should be defined descriptively and biblically, without assuming the correctness of later traditions of saint-veneration or canonization. The term is useful as a historical and theological category, provided it remains bounded by Scripture.
Scripture calls God's people holy, describes believers as saints in Christ, and presents faithful men and women as examples of endurance, obedience, and faith. Those themes form the biblical background for later theological reflection on saints and sanctity.
The term developed in Christian traditions that gave formal attention to saints, martyrs, relics, feast days, calendars, and canonization. It is therefore closely related to church history, liturgy, and the remembrance of exemplary believers.
Second Temple Judaism includes themes of holy people, martyrdom, and exemplary faithfulness that help explain the broader ancient setting for later Christian reflection on saints, though hagiology itself is a later Christian theological term.
The term comes through Greek usage related to hagios, meaning 'holy' or 'set apart.'
Hagiology matters because it raises questions about holiness, remembrance, imitation, sanctification, and the proper place of honored believers in the life of the church.
As a theological category, hagiology is descriptive rather than speculative. It studies how Christian communities identify and remember holy persons, and how those judgments should be measured by biblical teaching.
A conservative evangelical dictionary should distinguish biblical sainthood from later doctrines and practices surrounding saint-veneration. The term should not be used to imply that Scripture requires invocation of saints or a mediated devotional role for them.
Roman Catholic and Eastern Orthodox theology give hagiology a fuller place than most Protestant systems, which usually discuss the same biblical material under holiness, sanctification, and the communion of saints.
Scripture teaches that believers are made holy in Christ and should learn from faithful examples, but worship belongs to God alone and Christ remains the only mediator. Any theology of saints must remain under biblical authority.
The entry helps readers distinguish biblical holiness from later ecclesial traditions about saints and shows why evangelical theology usually prefers related biblical terms.