Mary Helen Knowles Haynes, 75, of Louisville, MS., passed on Monday, June 3, 2024 at the Merit Health River Oaks Hospital, Flowood, MS. Funeral Service will be Saturday, June 8, 2024 at 11 a.m., from Center Hill Church of God In Christ, 3540 MS Hwy. 15, Louisville, MS. Visitation will be Friday from 4 until 6 p.m., from the Funeral Home. Burial will be in the Oliver Cemetery. Beck Funeral Home of Louisville in charge of arrangements.