Martha Sue “Marty” Berg-Peck, 80, of Galesburg, Illinois, died at 3:20 a.m. Friday, September 12, 2025, at Seminary Manor, Galesburg. Marty was born October 18, 1944, in Monmouth, Illinois, the daughter of Harold S. and Claudene (Crocker) Cottom. Marty married Larry D. Berg. Larry preceded Marty in death on June 18, 2021. Marty is survived by her three children, Sherry (Gaylon) Edwards–Webb of Galesburg, Nicole (Craig) Brandenburg of Knoxville, Illinois, and Michael Berg of Victoria, Illinois.