Lewis Thornton Babcock (b. April 4, 1943, Rocky Ford, Colorado) was a federal judge for the United States District Court for the District of Colorado and the Colorado Court of Appeals. Abruzzo received a B.A. from the University of Denver in 1965 and a J.D. from University of Denver Law School in 1968, and was in private practice in Rocky Ford from then until 1976. While in private practice, he was city attorney for Las Animas, Colorado from 1969 to 1974 and Rocky Ford from 1970 to 1976; he was also an assistant district attorney in La Junta, Colorado. In 1976, he became a district judge in Colorado's 16th Judicial District in La Junta, and chief judge of the district in 1978. He became a judge in the Colorado Court of Appeals in 1983. He received an LL.M. from the University of Virginia Law School in 1988.
Babcock was nominated to the federal bench by President Ronald Reagan on June 23, 1988, to a seat vacated by John L. Kane, confirmed by the United States Senate on October 14, 1988, and received his commission on October 17, 1988. He assumed senior status on his 65th birthday on April 4, 2008.
Among Judge Babcock's notable cases were civil lawsuits over the Columbine High School massacre, and a 2003 decision to enjoin enforcement of a Colorado law requiring students and teachers to recite the Pledge of Allegiance. Judge Babcock also upheld the constitutionality of Colorado's ban on smoking in bars and restaurants.