| Leo Brewster | |
| Office: | Senior Judge of the United States District Court for the Northern District of Texas |
| Term Start: | November 1, 1973 |
| Term End: | November 27, 1979 |
| Office1: | Chief Judge of the United States District Court for the Northern District of Texas |
| Term Start1: | 1972 |
| Term End1: | 1973 |
| Predecessor1: | Joe Ewing Estes |
| Successor1: | William McLaughlin Taylor Jr. |
| Office2: | Judge of the United States District Court for the Northern District of Texas |
| Term Start2: | October 5, 1961 |
| Term End2: | November 1, 1973 |
| Appointer2: | John F. Kennedy |
| Predecessor2: | Seat established by 75 Stat. 80 |
| Successor2: | Robert William Porter |
| Birth Name: | Henry Leo Brewster[1] |
| Birth Date: | 16 October 1903 |
| Birth Place: | Fort Worth, Texas |
| Death Place: | Fort Worth, Texas |
| Education: | University of Texas School of Law (LL.B.) |
Henry Leo Brewster (October 16, 1903 – November 27, 1979) was a United States district judge of the United States District Court for the Northern District of Texas.
Born in Fort Worth, Texas, Brewster received a Bachelor of Laws from the University of Texas School of Law in 1926. He was in private practice in Fort Worth from 1926 to 1962. He was an assistant district attorney of Tarrant County, Texas from 1935 to 1939.
On October 5, 1961, Brewster received a recess appointment from President John F. Kennedy to a new seat on the United States District Court for the Northern District of Texas created by 75 Stat. 80. He was formally nominated to the same seat by President Kennedy on January 15, 1962. He was confirmed by the United States Senate on March 16, 1962, and received his commission on March 17, 1962. He served as Chief Judge from 1972 to 1973, assuming senior status on November 1, 1973. Brewster served in that capacity until his death on November 27, 1979, in Fort Worth.