Lawrence Stanley Ritter (May 23, 1922 – February 15, 2004) was an American writer whose specialties were economics and baseball. Ritter was a professor of economics and finance, and chairman of the Department of Finance at the Graduate School of Business Administration of New York University. He also edited The Journal of Finance from 1964 to 1966. In 1970, Ritter served as president of the American Finance Association. He died at age 81 in New York City. His book, Principles of Money, Banking, and Financial Markets, coauthored with William L. Silber and Gregory F. Udell, has gone through twelve editions and has been a standard college text since it was first published in 1974.