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© HOWI - Horsch, Willy · CC BY 3.0

Alt St. Maternus

Romanesque 'little chapel' on the Rhine — one of 13 small former village churches outside Cologne's medieval city walls.

Standing close to the Rhine in the historic heart of Cologne-Rodenkirchen, the church of Alt Sankt Maternus is affectionately known to locals as the "Kapellchen" — the little chapel. It is one of 13 small Romanesque former village churches lying outside Cologne's medieval city walls.

At a Glance

Type
Former village church, Romanesque
Layout
Two naves with chancel and sacristy
Oldest part
Central nave with semicircular apse, likely 10th century
Dedicated to
Saint Maternus
Stewardship
Friends of Cologne's Romanesque Churches association
Did you know?

The massive 17th-century church tower had several rooms fitted out as living quarters for the sexton — making it not just a bell tower, but also a home.

Building History

The church evolved across several construction phases. A side nave with Gothic-style windows was added to the older central nave in the 15th century, followed by a tower built at the western end in the 17th century. This solid tower contained rooms that served as the sexton's living quarters for centuries.

© Horsch, Willy · CC BY 2.5

Early Origins

During renovation work in 1925, early Christian memorial stones came to light embedded in the masonry. Such stones were typically used only in churches that held baptismal and burial rights — privileges reserved for parish churches — making an early Christian predecessor building possible, if not likely.

© HOWI - Horsch, Willy · CC BY 3.0

Maternus at the Helm

The chancel wall facing the Rhine holds a niche with a figure of Saint Maternus standing at a boat's tiller, holding a mitre in one hand. Passing sailors once directed their prayers to him. Below, a wave wreath frames the coat of arms of Rodenkirchen, featuring an anchor, Cologne's St. Peter's key, and the Berg lion. A Madonna from 1470 that once stood here has since been moved to the new church.

© HOWI - Horsch, Willy · CC BY 3.0

Life by the Water

Although the church and its adjoining churchyard sit slightly elevated, the building has never been spared from flooding. A protective wall was built around the church between 1764 and 1766, its foundations reinforced with oak beams and interlocking timbers. A small remnant of the churchyard that once surrounded the building survives nearby; its gravestones are heavily weathered, their inscriptions barely legible.

The Bell

A bell for the church was cast by Andreas Rodenkirchen in 1873. With a diameter of 411 mm and a weight of around 40 kg, it rings at the strike tone B♭5. The second bay of the small wooden bell frame remains empty.

Timeline

  1. 10. Jahrhundert
    Oldest nave with semicircular apse constructed
  2. 15. Jahrhundert
    Side aisle with Gothic windows added
  3. 17. Jahrhundert
    Massive west tower with sexton quarters built
  4. 1673
    Bell cast (inscription: "Maria heißen ich … anno 1673")
  5. 1731
    Tabernacle broken open, older monstrance stolen
  6. 1764–1766
    Protective wall around church and churchyard built
  7. 1854
    New cemetery established west of the village
  8. 1925–1929
    Renovation by Heinrich Renard; early Christian memorial stones found in walls

Map

Blue dots: other places nearby — tap to explore.

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St. Maternus

Neo-Gothic brick church in Rodenkirchen housing an American pipe organ from 1869 and hosting an annual Maternus pilgrimage every September.

Church of the Redeemer (Rodenkirchen)

Protestant L-shaped church in Rodenkirchen with a 20-metre campanile; its three bells together carry the Christmas angels' greeting.

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Auto-generated, last verified: 2026-06-26