[1] Born in Brooklyn, New York, Andewelt received a Bachelor of Science from Brooklyn College in 1967, and served as a patent examiner in the United States Patent Office from 1968 to 1972.

During this time, he received a Juris Doctor from the George Washington University Law School in 1971.

[1] On March 3, 1987, President Ronald Reagan nominated Andewelt to a seat on the U.S. Claims Court vacated by Thomas J. Lydon.

Andewelt was confirmed by the United States Senate on May 19, 1987, and received his commission the following day.

This biography of a federal judge in the United States is a stub.