Sherman Day
| Sherman Day | |
|---|---|
| Surveyor General of California | |
| In office 1868–1871 | |
| Member of the California Senate | |
| In office 1854–1855 | |
| Personal details | |
| Born | February 11, 1806 New Haven, Connecticut, U.S. | 
| Died | December 14, 1884 (aged 78) Berkeley, California, U.S. | 
| Political party | Whig Republican | 
| Spouse | Elizabeth King  (m. 1832; died 1873) | 
| Children | 6, including Clinton | 
| Parent | 
 | 
| Relatives | Roger Sherman (grandfather) | 
| Alma mater | Yale College (AB, AM) | 
| Occupation | 
 | 
Sherman Day (February 11, 1806 – December 14, 1884) was an American politician and mining engineer from California. He designed the San Francisco and San Jose Railroad and served as a member of the California Senate from 1854 to 1855. He was one of the founders of the College of California and the son of president of Yale University, Jeremiah Day.