David Evan Markus (born 1973) is an American attorney, public officer, rabbi and spiritual director. He currently serves as Deputy Chief Counsel in the New York State Judiciary, Judicial Referee in New York Supreme Court, senior builder with Bayit: Your Jewish Home, and co-rabbi of Temple Beth-El of City Island (New York City, New York). Markus formerly served as Special Counsel to the New York State Senate Majority and co-chair of ALEPH: Alliance for Jewish Renewal. A leader of Jewish Renewal, Markus resides in Westchester County, New York.