|28 Jan 1897 divorce of Charlotte Amelia (Williams) McKenzie and John Ross Sutherland McKenzie
Michigan Vital Records, Circuit Court, Barry Co. 1897 Divorces p.32 no.2658
Note that the divorce status is "pending" and that they were living together in 1900.
Source: Ancestry.com. Michigan, Divorce Records, 1897-1952; Original from Michigan Department of Community Health, Division for Vital Records and Health Statistics, Lansing, Michigan.