Will Herberg, 75, a social philosopher and author and retired professor at Drew University in Madison, N.J., died Sunday at a nursing home in Chatham, N.J.

A noted Jewish theologian, he had been graduate professor of Judian studies and social philosophy at Drew from 1955 to 1963 and then was graduate profissor of philosophy and culture until retiring last year.

The author of a number of books, Mr. Herberg was most widely known for "Protestant-Catholic-Jew", released in 1955 and reissued in 1960.

His other books included "Judaism and Modern Man," in 1951, "The Writings of Martin Buber," 1956. "Four Existentialist Thologians," 1958 and "Community, State and Church," 1960.

In recent years he had stressed political and social conservatism. He wrote periodically for the New Republic.

Born in New York City, Mr. Herberg was a graduate of Columbia University, where he also recieved master's and doctor's degrees. He was a research analyst and then educational director of the International Ladies Garment Workers Union from 1935 to 1948.

Mr. Herberg then devoted himself solely to lecturing and writing until joining the faculty of Drew.

He also had been a visiting professor at the University of Chicago, Union Theological Seminary and the Jewish Theological Seminary. He held a number of honorary degrees.

He was a member of the American Philosphical Association, the American Historical Association, the Metaphysical Society of America, the American Sociology Association, the American Studies Association, the American Theological Society and the American Judicature Society.

He is survived by a brother, Theodore, of Pittsfield, Mass.