Benjamin Treadwell Onderdonk was the Bishop of the Episcopal Diocese of New York from 1830 to 1861.

John Henry Hobart was the third Episcopal bishop of New York (1816–1830). He vigorously promoted the extension of the Episcopal Church in upstate New York, as well as founded both the General Theological Seminary in New York City and Geneva College in Geneva in the Finger Lakes area. He was the beloved pastor of Elizabeth Seton before her conversion to Catholicism.