| William Steger | |
| Office: | Senior Judge of the United States District Court for the Eastern District of Texas |
| Term Start: | December 31, 1987 |
| Term End: | June 4, 2006 |
| Office1: | Judge of the United States District Court for the Eastern District of Texas |
| Term Start1: | December 1, 1970 |
| Term End1: | December 31, 1987 |
| Appointer1: | Richard Nixon |
| Predecessor1: | Seat established by 84 Stat. 294 |
| Successor1: | Richard A. Schell |
| Birth Name: | William Merritt Steger |
| Birth Date: | 22 August 1920 |
| Birth Place: | Dallas, Texas, U.S. |
| Death Place: | Tyler, Texas, U.S. |
| Party: | Republican |
| Education: | Dedman School of Law (LL.B.) |
William Merritt Steger (August 22, 1920 – June 4, 2006) was an American politician and United States district judge of the United States District Court for the Eastern District of Texas.
Born on August 22, 1920, in Dallas, Texas, Steger received a Bachelor of Laws from the Dedman School of Law at Southern Methodist University in 1950. He was in the United States Army Air Forces as a Captain from 1942 to 1947. He was in private practice of law in Longview, Texas from 1951 to 1953. He was the United States Attorney for the Eastern District of Texas from 1953 to 1959. He was in private practice of law in Tyler, Texas from 1959 to 1970. He was the Republican candidate for State Governor of Texas in 1960. He was a Republican candidate for United States House of Representatives from Texas in 1962. He was the Chairman of the Republican Party of Texas from 1969 to 1970.
Steger was nominated by President Richard Nixon on October 7, 1970, to the United States District Court for the Eastern District of Texas, to a new seat created by 84 Stat. 294. He was confirmed by the United States Senate on November 25, 1970, and received his commission on December 1, 1970. He assumed senior status on December 31, 1987. His service was terminated on June 4, 2006, due to his death in Tyler.
The William M. Steger Federal Building and United States Courthouse was named in Steger's honor.