David Allan Katz[1] (November 1, 1933 – July 26, 2016) was a United States district judge of the United States District Court for the Northern District of Ohio.

Born in Toledo, Ohio in 1933,[2] Katz received a Bachelor of Science degree from Ohio State University in 1955, and a Juris Doctor from Ohio State University College of Law in 1957.

He was in private practice in Toledo from 1957 to 1994, focusing on corporate law.

On August 12, 1994, Katz was nominated by President Bill Clinton to a seat on the United States District Court for the Northern District of Ohio vacated by Alvin Krenzler.

He assumed senior status on January 1, 2005.