| Grant Decker | |
| Order: | 1st |
| Office: | Mayor of the City of Flint |
| Term Start: | 1855 |
| Term End: | 1856 |
| Predecessor: | Office established |
| Successor: | Robert J. S. Page[1] |
| Birth Date: | February 4, 1814 |
| Death Place: | Flint, Genesee County, Michigan |
Grant Decker (February 4, 1814 - July 30, 1890) was the first mayor of the village (now City) of Flint, Michigan serving from 1855 to 1856. He was a merchant, miller and in the lumber businesses at some time in his life.[2]
Decker was born in Deckertown, Sussex County, New Jersey on February 4, 1814.[2] [3] He came to Flint, Michigan, in 1839 to work in the lumbering industry. With the Honorable Artemas Thayer, he built a flour mill. Later in association with Captain Ira H. Wilder, he owned interests in a flour and feed mill. Over his time in Flint, eight fires hit his various businesses.[4]
In 1855 Decker was elected Mayor of the Village of Flint serving until 1856.[2]
On July 30, 1890, Decker died in Flint with interment in Glenwood Cemetery, Flint.[2]