Drachman was born to parents who were immigrants from Galicia and Bavaria. After studying in a Hebrew preparatory school, Drachman earned a B.A. from Columbia College. He earned a scholarship at the Jewish Theological Seminary of Breslau where he received his rabbinic ordination. He also earned a Ph.D from the University of Heidelberg.
In 1890, Drachman began serving as rabbi in the Park East Synagogue, where he led for the next fifty-five years. Drachman was president of the Orthodox Union and professor at the Jewish Theological Seminary.
- Goldman, Yosef. Hebrew Printing in America, 1735-1926, A History and Annotated Bibliography (YGBooks 2006). ISBN 1-59975-685-4
- Levine, Yitzchak. A Forgotten Champion of American Orthodoxy. Accessed July 21, 2007.