Jeremiah O'Rourke, FAIA,, was an Irish-American architect known primarily for his designs of Roman Catholic churches and institutions and Federal post offices. He was a founder of the Newark-based architectural firms of Jeremiah O'Rourke and Jeremiah O'Rourke & Sons.

The James Street Commons Historic District is a 65-acre (26 ha) historic district located in Newark, Essex County, New Jersey, United States. The district was added to the National Register of Historic Places on January 9, 1978, for its significance in architecture, art, community planning and development, education, industry, and social history. There was a small boundary increase on September 22, 1983.