St. Pierre Cathedral
| Saint Pierre Cathedral of Geneva | |
|---|---|
| The Cathedral Church of St Peter | |
| Cathédrale Saint-Pierre de Genève | |
| St. Pierre Cathedral | |
| 46°12′4″N 6°8′55″E / 46.20111°N 6.14861°E | |
| Location | Geneva | 
| Country | Switzerland | 
| Denomination | Protestant Church of Geneva | 
| Previous denomination | Roman Catholic | 
| Tradition | Calvinist | 
| Website | St. Pierre Cathedral | 
| History | |
| Status | Parish church | 
| Founded | 4th century | 
| Dedication | Peter the Apostle | 
| Architecture | |
| Functional status | Active | 
| Heritage designation | Swiss Inventory of Cultural Property of National and Regional Significance | 
| Style | Gothic | 
Saint Pierre Cathedral in Geneva, Switzerland is a historic church in Geneva, Switzerland. It was originally a Roman Catholic cathedral but became a Calvinist Church in 1535. It is known as the adopted home church of John Calvin, one of the leaders of the Protestant Reformation. Inside the church is a wooden chair used by Calvin.