Paul Cornelius Reilly (1890–1984) was an American architect who designed many buildings for Catholic clients.
He graduated from Columbia University and, early in his career, was chief designer for the former New York City architectural firm of Thomas W.
Mr. Reilly was also closely associated with the Roman Catholic Archdiocese of New York.
He was a member of the Cardinal's Committee of the Laity and once held the post of architect of St. Patrick's Cathedral, New York.
[4] His son, Paul Waldron Reilly also became an architect and worked for a time with his father before opening a practice under his own name.