St. Mark Cedar Grove Coptic Church is a Coptic Christian church located in Cedar Grove, New Jersey, United States. The church is dedicated to St. Mark the Evangelist, who is an important figure in Coptic Christianity and one of the four authors of the New Testament Gospels. Coptic Christianity traces its roots back to ancient Egypt and is known for its rich religious traditions and cultural heritage.

The church serves as a gathering place for the local Coptic Christian community, providing worship services, religious education, and community events. Coptic churches often incorporate distinctive liturgical practices, artwork, and music that reflect their ancient heritage.