Cathedral Basilica of St. Peter in Chains

Cathedral Basilica of St. Peter in Chains
Cathedral Basilica of St. Peter in Chains, Cincinnati, Ohio
LocationCincinnati, Ohio
Coordinates39°6′13.89″N 84°31′8.70″W / 39.1038583°N 84.5190833°W / 39.1038583; -84.5190833
Built1841-1845
ArchitectHenry Walter
NRHP reference No.73001469
Added to NRHPJanuary 18, 1973

The Cathedral Basilica of Saint Peter in Chains is a Catholic cathedral of the Latin Church in the Archdiocese of Cincinnati. The cathedral is a Greek Revival structure located at 8th and Plum streets in downtown Cincinnati, Ohio in the United States. It is dedicated to Saint Peter's imprisonment and liberation in Rome.

The cathedral's cornerstone was laid in 1841 by Bishop John Baptist Purcell, who dedicated it in 1845. The cathedral was the first large church west of the Allegheny Mountains. The cathedral was designated a minor basilica in 2020.