Frederic Block  

(born 1934) is a United States federal judge.

Born in Brooklyn, New York, Block received an A.B. from Indiana University in 1956 and an LL.B. from Cornell Law School in 1959. He was a clerk to the New York Supreme Court, appellate division, from 1959 to 1961. He was in private practice of law in Patchogue from 1961 to 1962, then in Port Jefferson, Centereach, and Smithtown, moving back and forth between these locations from 1962 to 1994. During this time, he became an adjunct professor at Touro Law School, beginning in 1992.

On July 22, 1994, Block was nominated by President Bill Clinton to a seat on the United States District Court for the Eastern District of New York vacated by Eugene H. Nickerson. Block was confirmed by the United States Senate on September 28, 1994, and received his commission the next day. He assumed senior status on September 1, 2005.