James Seymour (April 10, 1791December 30, 1864) was a Michigan politician.
Seymour was born in Hartford County, Connecticut on April 10, 1791.
On January 5, 1853, Seymour was worn in as a member of the Michigan House of Representatives from the Genesee County 1st district as a Republican. He served in this seat until 1854. He was then sworn in as a member of the Michigan Senate on January 7, 1857, where he served until 1858.
Seymour married Mira Abigail Hill in 1818.
Seymour died on December 30, 1864, in Lansing, Michigan. He is interred at Flushing City Cemetery.