Ammon Brown (January 15, 1798 – May 19, 1882) was an American politician who served two terms in the Michigan House of Representatives.

He was also instrumental in forming the Wayne County, Michigan, poorhouse and asylum later known as Eloise, and served as its first keeper.

Ammon Brown was born in Dutchess County, New York, on January 15, 1798.

He served in the Michigan House of Representatives from 1835 to 1837, and was again a delegate to the state constitutional convention of 1850.

[4][5] He moved to the village of Wayne, Michigan, in 1854,[1] was its first treasurer after it was officially organized in 1869, and served as its president in 1870.