| Hiram Merritt Barton | |
| Birth Date: | 18 December 1856 |
| Birth Place: | El Monte, California, United States |
| Death Place: | San Bernardino, California |
| Occupation: | Businessman, politician |
| Office: | Mayor of San Bernardino |
| Term: | May 8, 1905 – June 24, 1907 |
| State Assembly1: | California |
| District1: | 79th |
| Term1: | January 3, 1887 – January 7, 1889 |
| Preceded1: | Truman Reeves |
| Succeeded1: | Elmer W. Holmes |
| Party: | Democratic Party |
| Spouse: | Ida Frances Haws (m. 1886) Florence Belle Gibson (m. 1895) |
| Children: | 3 |
| Father: | Ben Barton |
Hiram Merritt Barton (December 18, 1856 - December 11, 1928) was an American businessman and politician.
Born in El Monte, California, his father was Ben Barton, who was a physician, businessman, and politician. Hiram Merritt Barton was responsible for the development of the San Bernardino Valley. Barton served in the California State Assembly for the 79th district from 1887 to 1889 as a Democrat. From 1905 to 1907 Barton served as mayor of San Bernardino, California. Barton died in San Bernardino.[1] [2]