David Owen Belew Jr. (March 27, 1920 – November 21, 2001) was a United States federal judge.
Belew was born in Fort Worth, Texas. He received a B.A. from the University of Texas in 1946. He received an LL.B. from the University of Texas School of Law in 1948. He was in the United States Army Captain, 90th Infantry Division from 1942 to 1946. He was an assistant U.S. Attorney of the Northern District of Texas from 1949 to 1952. He was in private practice in Fort Worth, Texas from 1953 to 1979.
Belew was a federal judge on the United States District Court for the Northern District of Texas. Belew was nominated by President Jimmy Carter on February 9, 1979, to a new seat created by 92 Stat. 1629. He was confirmed by the United States Senate on April 24, 1979, and received his commission on April 26, 1979. He assumed senior status on May 7, 1990. Belew's service was terminated on November 21, 2001, due to death.