Orthodox Presbyterian Church (OPC)

Orthodox Presbyterian Church (OPC)
Name	Orthodox Presbyterian Church
Main classification	Protestant
Orientation	Reformed
Polity	Presbyterian
Founded date	1936
Founded place	United States
Area	United States, overseas missions

Orthodox Presbyterian Church (OPC) is a conservative Reformed Protestant denomination founded in 1936 in the United States after a split with bodies associated with Princeton Theological Seminary and the Presbyterian Church in the United States of America. It emphasizes confessional subscription to the Westminster Confession of Faith and the authority of the Bible as interpreted within the Reformation tradition. The denomination has maintained connections with other conservative Presbyterian and Reformed groups worldwide while engaging in domestic and foreign mission work.

History

The OPC traces its origins to controversies surrounding J. Gresham Machen, whose tenure at Princeton Theological Seminary and involvement with the Independent Board for Presbyterian Foreign Missions led to a break with the Presbyterian Church in the United States of America in the 1930s. After Machen and colleagues were disciplined, delegates and ministers formed the Presbyterian Church of America in 1936, which was later renamed to avoid legal conflict with the parent body and became the Orthodox Presbyterian Church. Early figures included J. Gresham Machen, Carl McIntire (who later formed the Bible Presbyterian Church), John Murray, and Cornelius Van Til. The OPC engaged with other conservative movements such as the National Association of Evangelicals and maintained theological ties to Westminster Theological Seminary, while often opposing trends associated with liberal Christianity and modernist influences in mainline denominations.

Doctrine and Beliefs

The denomination subscribes to the Westminster Standards, specifically the Westminster Confession of Faith and the Westminster Larger Catechism and Westminster Shorter Catechism, as doctrinal standards. OPC teaching emphasizes doctrines traced to the Protestant Reformation, especially sovereignty of God, total depravity, unconditional election, limited atonement, irresistible grace, and perseverance of the saints commonly associated with John Calvin. The OPC affirms the inerrancy and authority of the Bible and upholds traditional positions on sacraments including Baptism and the Lord's Supper. The church has engaged in theological debates over common grace, covenant theology, and confessional subscription, intersecting with thinkers like Herman Bavinck, Francis Schaeffer, and Geerhardus Vos.

Polity and Governance

The OPC employs a Presbyterian polity with a session of ruling elders at the congregational level, presbyteries covering regional oversight, and a General Assembly as the highest court. Officers include teaching elders (ministers), ruling elders, and deacons, reflecting structures similar to historic Church of Scotland governance and the practices of Dutch Reformed Church and British Presbyterianism. Discipline, ordination standards, and doctrinal conformity are administered through presbyteries and the General Assembly, and the denomination has produced polity documents and a Book of Church Order guiding relations among congregations, presbyteries, and denominational committees modeled after historic Westminster Assembly principles.

Worship and Practices

OPC worship services are typically liturgical within a Reformed worship framework, featuring preaching centered on expository sermons, the reading of Scripture, prayer, congregational singing often from the Trinity Hymnal and psalmody linked to the Singing Psalms tradition, and administration of the sacraments according to confessional standards. Practices reflect the historical Regulative Principle of Worship debated since the Puritan era and seen in contexts like Scottish Presbyterianism and the Puritan movement. The OPC observes catechesis and catechism instruction influenced by the Westminster Catechisms and promotes family and covenantal practices such as infant baptism in keeping with covenant theology.

Missions, Education, and Organizations

The OPC supports foreign and domestic missions through bodies like its Committee on Foreign Missions and Committee on Home Missions and Church Extension, working in contexts comparable to missionary efforts by Society for the Propagation of the Gospel or Reformed Church in America mission boards. The denomination has ties with institutions such as Westminster Theological Seminary, regional seminaries, and independent theological schools reflecting links to historic seminaries like Princeton Theological Seminary and scholarship associated with figures like Cornelius Van Til and John Murray. Diaconal ministries, publications, periodicals, and campus ministries operated by the OPC resemble organizational efforts seen in groups like World Reformed Fellowship and International Conference of Reformed Churches participants.

Demographics and Distribution

The OPC is concentrated in the United States with presbyteries arranged regionally and congregations numbered across states including centers historically strong in Pennsylvania, New York, and parts of the Midwest. It also supports mission congregations and sister churches in countries such as Ethiopia, Japan, Korea, and various locations in Latin America and Africa. Demographic trends show steady but modest growth compared with mainline denominations, with a membership profile often overlapping with conservative evangelicalism and Reformed networks.

Notable Figures and Controversies

Key OPC figures have included theologians and ministers such as J. Gresham Machen, Cornelius Van Til, John Murray, D. James Kennedy (not an OPC minister but influential in broader conservative circles), and denominational leaders whose theological writings intersected with movements like Neo-Calvinism. Controversies have arisen over issues such as the handling of the Independent Board for Presbyterian Foreign Missions, disputes leading to the 1937 formation of the Bible Presbyterian Church under Carl McIntire, and internal debates over confessional interpretation, women in ministry discussions, and approaches to ecumenism and interchurch relations with bodies like the Presbyterian Church (USA) and Reformed Church in America.

Category:Presbyterian denominations in the United States