Richard Jeffrey Danzig (born September 8, 1944) is an American lawyer who served as the 71st Secretary of the Navy under President Bill Clinton. He is currently an advisor to President Barack Obama. He is the older brother of rock singer Glenn Danzig.

Danzig was born in New York City, attended the Bronx High School of Science, received a B.A. degree from Reed College, a J.D. degree from Yale Law School, and Bachelor of Philosophy and Doctor of Philosophy degrees from Oxford University, where he was a Rhodes Scholar. Upon his graduation from law school, Danzig served as a law clerk to United States Supreme Court Justice Byron White.

Between 1972 and 1977, Danzig taught contract law at Stanford and Harvard Universities. He also was awarded a Prize Fellowship of the Harvard Society of Fellows, and a Rockefeller Foundation Fellowship. From 1977 to 1981, he served in the Office of the Secretary of Defense, first as a Deputy Assistant Secretary and then as the Principal Deputy Assistant Secretary of Defense for Manpower, Reserve Affairs and Logistics. In 1981, he was awarded the Defense Distinguished Public Service Award.