Michael John Gross, 64, of Belleville, IL, born August 9, 1961, in Red Bud, IL, died Friday, July 24, 2026, at Memorial Hospital, Belleville, IL.
Mike worked as a real estate broker in Southern Illinois for 38 years. He was a member and past president of the Board of Realtors, for CRS, GRI, BPOR, SFR, CDPE, AHWD, Realtors of Southern IL, and the National Association of Realtors.
He was preceded in death by his parents, Francis A. and Loretta B, nee Falbe, Gross.
Surviving are his loving wife of 43 years, Susan M. Gross, nee Cross, whom he married on March 19, 1983; two sons, Ryan M. (Dr. Jennifer) Gross and Matthew J. Gross; his brother, John M. (Karen) Gross; and many nieces and nephews.
Memorials may be made St. Vincent DePaul or BJC Hospice. Condolences may be expressed to the family online at www.rennerfh.com.
Visitation: Friends may visit from 9 to 10:30 a.m. Monday, July 27, 2026, at St. Nicholas Roman Catholic Church, O’Fallon, IL.
Funeral: A Mass of Christian Burial will be held at 10:30 a.m. Monday, July 27, 2026, at St. Nicholas Roman Catholic Church, O’Fallon, IL, with Fr. Nick Junker officiating.
A luncheon will follow Mass, at church.
Burial will be at Lake View Memorial Gardens, Fairview Heights, IL.
