I don't know if this will help you out of not, but I have a copy of a book called "Marriage Records of CalhounCounty, MI 1836-1890" by the CCGS.This is just an index, but does list a few Parrott's
Edwin B. Parrott married Maria Packard - Feb. 4, 1866. E. B. Parrott married Minnie E. Martin - Jan 23, 1872. George W. Bird married Frances E. parrott - Dec. 24, 1876. Albert Parrott married Ann Powers (nee Maile) - Nov 22, 1879. Albert Parrott married Ann Stokes (nee Whitworth) - Sep 24, 1882.