Napoleon Eugene Charles Henry LeBrun (January 2, 1821 – July 9, 1901) was an American architect known for several notable Philadelphia churches, in particular St.
Augustine's Church on Fourth Street and the Cathedral-Basilica of Sts.
Peter and Paul on Logan Square.
He also designed the Academy of Music at Broad and Locust Streets.
LeBrun later moved to New York City, where he established the firm Napoleon LeBrun & Sons, which designed numerous notable buildings.